Home / 52,022,636.08-71,790,277.26-28,817,253.88

Finding the Fourth Proportional to 52,022,636.08, 71,790,277.26 and 28,817,253.88

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Solution

The fourth proportional to 52,022,636.08, 71,790,277.26 and 28,817,253.88 is: 39,767,278.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,022,636.08 : 71,790,277.26 = 28,817,253.88 : x
  2. Step 2: Convert to fraction form
    52,022,636.08/71,790,277.26 = 28,817,253.88/x
  3. Step 3: Cross multiply
    52,022,636.08x = 71,790,277.26 × 28,817,253.88
  4. Step 4: Simplify right side
    52,022,636.08x = 2,068,798,645,917,010.75
  5. Step 5: Solve for x
    x = 2,068,798,645,917,010.75/52,022,636.08
  6. Step 6: Final answer
    x = 39,767,278.28

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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.