Home / 19,584,114.40-29,376,171.60-15,105,138.40

Finding the Fourth Proportional to 19,584,114.40, 29,376,171.60 and 15,105,138.40

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Solution

The fourth proportional to 19,584,114.40, 29,376,171.60 and 15,105,138.40 is: 22,657,707.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,584,114.40 : 29,376,171.60 = 15,105,138.40 : x
  2. Step 2: Convert to fraction form
    19,584,114.40/29,376,171.60 = 15,105,138.40/x
  3. Step 3: Cross multiply
    19,584,114.40x = 29,376,171.60 × 15,105,138.40
  4. Step 4: Simplify right side
    19,584,114.40x = 443,731,137,680,149.50
  5. Step 5: Solve for x
    x = 443,731,137,680,149.50/19,584,114.40
  6. Step 6: Final answer
    x = 22,657,707.60

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.