Home / 28,633,293.59-39,513,612.92-15,580,327.64

Finding the Fourth Proportional to 28,633,293.59, 39,513,612.92 and 15,580,327.64

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Solution

The fourth proportional to 28,633,293.59, 39,513,612.92 and 15,580,327.64 is: 21,500,671.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,633,293.59 : 39,513,612.92 = 15,580,327.64 : x
  2. Step 2: Convert to fraction form
    28,633,293.59/39,513,612.92 = 15,580,327.64/x
  3. Step 3: Cross multiply
    28,633,293.59x = 39,513,612.92 × 15,580,327.64
  4. Step 4: Simplify right side
    28,633,293.59x = 615,635,035,258,267.38
  5. Step 5: Solve for x
    x = 615,635,035,258,267.38/28,633,293.59
  6. Step 6: Final answer
    x = 21,500,671.36

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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.