Home / 14,190,844.70-21,286,267.05-6,228,220.70

Finding the Fourth Proportional to 14,190,844.70, 21,286,267.05 and 6,228,220.70

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Solution

The fourth proportional to 14,190,844.70, 21,286,267.05 and 6,228,220.70 is: 9,342,331.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,190,844.70 : 21,286,267.05 = 6,228,220.70 : x
  2. Step 2: Convert to fraction form
    14,190,844.70/21,286,267.05 = 6,228,220.70/x
  3. Step 3: Cross multiply
    14,190,844.70x = 21,286,267.05 × 6,228,220.70
  4. Step 4: Simplify right side
    14,190,844.70x = 132,575,569,066,537.94
  5. Step 5: Solve for x
    x = 132,575,569,066,537.94/14,190,844.70
  6. Step 6: Final answer
    x = 9,342,331.05

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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.