Home / 20,304,824.70-30,457,237.05-14,258,207.10

Finding the Fourth Proportional to 20,304,824.70, 30,457,237.05 and 14,258,207.10

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Solution

The fourth proportional to 20,304,824.70, 30,457,237.05 and 14,258,207.10 is: 21,387,310.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,304,824.70 : 30,457,237.05 = 14,258,207.10 : x
  2. Step 2: Convert to fraction form
    20,304,824.70/30,457,237.05 = 14,258,207.10/x
  3. Step 3: Cross multiply
    20,304,824.70x = 30,457,237.05 × 14,258,207.10
  4. Step 4: Simplify right side
    20,304,824.70x = 434,265,593,552,693.06
  5. Step 5: Solve for x
    x = 434,265,593,552,693.06/20,304,824.70
  6. Step 6: Final answer
    x = 21,387,310.65

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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.