Home / 20,373,264-28,119,098.16-11,677,265.16

Finding the Fourth Proportional to 20,373,264, 28,119,098.16 and 11,677,265.16

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Solution

The fourth proportional to 20,373,264, 28,119,098.16 and 11,677,265.16 is: 16,116,915.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,373,264 : 28,119,098.16 = 11,677,265.16 : x
  2. Step 2: Convert to fraction form
    20,373,264/28,119,098.16 = 11,677,265.16/x
  3. Step 3: Cross multiply
    20,373,264x = 28,119,098.16 × 11,677,265.16
  4. Step 4: Simplify right side
    20,373,264x = 328,354,165,274,388.12
  5. Step 5: Solve for x
    x = 328,354,165,274,388.12/20,373,264
  6. Step 6: Final answer
    x = 16,116,915.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.