Home / 38,858,896.60-58,288,344.90-11,929,053.40

Finding the Fourth Proportional to 38,858,896.60, 58,288,344.90 and 11,929,053.40

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Solution

The fourth proportional to 38,858,896.60, 58,288,344.90 and 11,929,053.40 is: 17,893,580.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,858,896.60 : 58,288,344.90 = 11,929,053.40 : x
  2. Step 2: Convert to fraction form
    38,858,896.60/58,288,344.90 = 11,929,053.40/x
  3. Step 3: Cross multiply
    38,858,896.60x = 58,288,344.90 × 11,929,053.40
  4. Step 4: Simplify right side
    38,858,896.60x = 695,324,778,909,717.62
  5. Step 5: Solve for x
    x = 695,324,778,909,717.62/38,858,896.60
  6. Step 6: Final answer
    x = 17,893,580.10

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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.