Home / 29,947,686.40-44,899,411.20-11,987,545.60

Finding the Fourth Proportional to 29,947,686.40, 44,899,411.20 and 11,987,545.60

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Solution

The fourth proportional to 29,947,686.40, 44,899,411.20 and 11,987,545.60 is: 17,972,464.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,947,686.40 : 44,899,411.20 = 11,987,545.60 : x
  2. Step 2: Convert to fraction form
    29,947,686.40/44,899,411.20 = 11,987,545.60/x
  3. Step 3: Cross multiply
    29,947,686.40x = 44,899,411.20 × 11,987,545.60
  4. Step 4: Simplify right side
    29,947,686.40x = 538,233,739,173,150.75
  5. Step 5: Solve for x
    x = 538,233,739,173,150.75/29,947,686.40
  6. Step 6: Final answer
    x = 17,972,464.78

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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.