Home / 51,748,159.92-71,411,209.50-28,542,788.64

Finding the Fourth Proportional to 51,748,159.92, 71,411,209.50 and 28,542,788.64

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Solution

The fourth proportional to 51,748,159.92, 71,411,209.50 and 28,542,788.64 is: 39,388,358.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,748,159.92 : 71,411,209.50 = 28,542,788.64 : x
  2. Step 2: Convert to fraction form
    51,748,159.92/71,411,209.50 = 28,542,788.64/x
  3. Step 3: Cross multiply
    51,748,159.92x = 71,411,209.50 × 28,542,788.64
  4. Step 4: Simplify right side
    51,748,159.92x = 2,038,275,059,285,260
  5. Step 5: Solve for x
    x = 2,038,275,059,285,260/51,748,159.92
  6. Step 6: Final answer
    x = 39,388,358.20

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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.