Home / 16,515,304.96-22,781,928.72-15,346,233.16

Finding the Fourth Proportional to 16,515,304.96, 22,781,928.72 and 15,346,233.16

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Solution

The fourth proportional to 16,515,304.96, 22,781,928.72 and 15,346,233.16 is: 21,169,260.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,515,304.96 : 22,781,928.72 = 15,346,233.16 : x
  2. Step 2: Convert to fraction form
    16,515,304.96/22,781,928.72 = 15,346,233.16/x
  3. Step 3: Cross multiply
    16,515,304.96x = 22,781,928.72 × 15,346,233.16
  4. Step 4: Simplify right side
    16,515,304.96x = 349,616,789,971,620.31
  5. Step 5: Solve for x
    x = 349,616,789,971,620.31/16,515,304.96
  6. Step 6: Final answer
    x = 21,169,260.32

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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.