Home / 8,292,726.40-12,444,619.20-3,802,691.20

Finding the Fourth Proportional to 8,292,726.40, 12,444,619.20 and 3,802,691.20

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Solution

The fourth proportional to 8,292,726.40, 12,444,619.20 and 3,802,691.20 is: 5,706,572.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,292,726.40 : 12,444,619.20 = 3,802,691.20 : x
  2. Step 2: Convert to fraction form
    8,292,726.40/12,444,619.20 = 3,802,691.20/x
  3. Step 3: Cross multiply
    8,292,726.40x = 12,444,619.20 × 3,802,691.20
  4. Step 4: Simplify right side
    8,292,726.40x = 47,323,043,919,191.04
  5. Step 5: Solve for x
    x = 47,323,043,919,191.04/8,292,726.40
  6. Step 6: Final answer
    x = 5,706,572.44

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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.