Home / 15,534,205.92-21,446,399.84-13,810,565.60

Finding the Fourth Proportional to 15,534,205.92, 21,446,399.84 and 13,810,565.60

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Solution

The fourth proportional to 15,534,205.92, 21,446,399.84 and 13,810,565.60 is: 19,066,755.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,534,205.92 : 21,446,399.84 = 13,810,565.60 : x
  2. Step 2: Convert to fraction form
    15,534,205.92/21,446,399.84 = 13,810,565.60/x
  3. Step 3: Cross multiply
    15,534,205.92x = 21,446,399.84 × 13,810,565.60
  4. Step 4: Simplify right side
    15,534,205.92x = 296,186,911,874,149.50
  5. Step 5: Solve for x
    x = 296,186,911,874,149.50/15,534,205.92
  6. Step 6: Final answer
    x = 19,066,755.87

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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.