Home / 10,442,839.60-15,664,237.76-5,891,822.40

Finding the Fourth Proportional to 10,442,839.60, 15,664,237.76 and 5,891,822.40

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Solution

The fourth proportional to 10,442,839.60, 15,664,237.76 and 5,891,822.40 is: 8,837,721.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,442,839.60 : 15,664,237.76 = 5,891,822.40 : x
  2. Step 2: Convert to fraction form
    10,442,839.60/15,664,237.76 = 5,891,822.40/x
  3. Step 3: Cross multiply
    10,442,839.60x = 15,664,237.76 × 5,891,822.40
  4. Step 4: Simplify right side
    10,442,839.60x = 92,290,906,913,293.83
  5. Step 5: Solve for x
    x = 92,290,906,913,293.83/10,442,839.60
  6. Step 6: Final answer
    x = 8,837,721.39

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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.