Home / 13,902,264.90-20,853,397.35-4,318,612.20

Finding the Fourth Proportional to 13,902,264.90, 20,853,397.35 and 4,318,612.20

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Solution

The fourth proportional to 13,902,264.90, 20,853,397.35 and 4,318,612.20 is: 6,477,918.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,902,264.90 : 20,853,397.35 = 4,318,612.20 : x
  2. Step 2: Convert to fraction form
    13,902,264.90/20,853,397.35 = 4,318,612.20/x
  3. Step 3: Cross multiply
    13,902,264.90x = 20,853,397.35 × 4,318,612.20
  4. Step 4: Simplify right side
    13,902,264.90x = 90,057,736,207,157.69
  5. Step 5: Solve for x
    x = 90,057,736,207,157.69/13,902,264.90
  6. Step 6: Final answer
    x = 6,477,918.30

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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.