Home / 28,331,501.30-42,497,251.95-9,176,005.70

Finding the Fourth Proportional to 28,331,501.30, 42,497,251.95 and 9,176,005.70

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Solution

The fourth proportional to 28,331,501.30, 42,497,251.95 and 9,176,005.70 is: 13,764,008.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,331,501.30 : 42,497,251.95 = 9,176,005.70 : x
  2. Step 2: Convert to fraction form
    28,331,501.30/42,497,251.95 = 9,176,005.70/x
  3. Step 3: Cross multiply
    28,331,501.30x = 42,497,251.95 × 9,176,005.70
  4. Step 4: Simplify right side
    28,331,501.30x = 389,955,026,127,536.12
  5. Step 5: Solve for x
    x = 389,955,026,127,536.12/28,331,501.30
  6. Step 6: Final answer
    x = 13,764,008.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.