Home / 9,980,115.60-14,970,173.40-5,445,152.40

Finding the Fourth Proportional to 9,980,115.60, 14,970,173.40 and 5,445,152.40

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Solution

The fourth proportional to 9,980,115.60, 14,970,173.40 and 5,445,152.40 is: 8,167,728.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,980,115.60 : 14,970,173.40 = 5,445,152.40 : x
  2. Step 2: Convert to fraction form
    9,980,115.60/14,970,173.40 = 5,445,152.40/x
  3. Step 3: Cross multiply
    9,980,115.60x = 14,970,173.40 × 5,445,152.40
  4. Step 4: Simplify right side
    9,980,115.60x = 81,514,875,617,426.17
  5. Step 5: Solve for x
    x = 81,514,875,617,426.17/9,980,115.60
  6. Step 6: Final answer
    x = 8,167,728.60

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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.