Home / 26,855,390.40-40,290,489.52-10,692,691.92

Finding the Fourth Proportional to 26,855,390.40, 40,290,489.52 and 10,692,691.92

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Solution

The fourth proportional to 26,855,390.40, 40,290,489.52 and 10,692,691.92 is: 16,041,985.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,855,390.40 : 40,290,489.52 = 10,692,691.92 : x
  2. Step 2: Convert to fraction form
    26,855,390.40/40,290,489.52 = 10,692,691.92/x
  3. Step 3: Cross multiply
    26,855,390.40x = 40,290,489.52 × 10,692,691.92
  4. Step 4: Simplify right side
    26,855,390.40x = 430,813,791,743,348.69
  5. Step 5: Solve for x
    x = 430,813,791,743,348.69/26,855,390.40
  6. Step 6: Final answer
    x = 16,041,985.81

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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.