Home / 13,669,128.32-20,497,381.12-5,031,059.04

Finding the Fourth Proportional to 13,669,128.32, 20,497,381.12 and 5,031,059.04

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Solution

The fourth proportional to 13,669,128.32, 20,497,381.12 and 5,031,059.04 is: 7,544,265.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,669,128.32 : 20,497,381.12 = 5,031,059.04 : x
  2. Step 2: Convert to fraction form
    13,669,128.32/20,497,381.12 = 5,031,059.04/x
  3. Step 3: Cross multiply
    13,669,128.32x = 20,497,381.12 × 5,031,059.04
  4. Step 4: Simplify right side
    13,669,128.32x = 103,123,534,580,101.33
  5. Step 5: Solve for x
    x = 103,123,534,580,101.33/13,669,128.32
  6. Step 6: Final answer
    x = 7,544,265.60

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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.