Home / 12,251,503.20-18,381,114.80-5,774,316.36

Finding the Fourth Proportional to 12,251,503.20, 18,381,114.80 and 5,774,316.36

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Solution

The fourth proportional to 12,251,503.20, 18,381,114.80 and 5,774,316.36 is: 8,663,293.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,251,503.20 : 18,381,114.80 = 5,774,316.36 : x
  2. Step 2: Convert to fraction form
    12,251,503.20/18,381,114.80 = 5,774,316.36/x
  3. Step 3: Cross multiply
    12,251,503.20x = 18,381,114.80 × 5,774,316.36
  4. Step 4: Simplify right side
    12,251,503.20x = 106,138,371,904,678.14
  5. Step 5: Solve for x
    x = 106,138,371,904,678.14/12,251,503.20
  6. Step 6: Final answer
    x = 8,663,293.82

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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.