Home / 55,724,719.20-83,587,078.80-29,896,686.60

Finding the Fourth Proportional to 55,724,719.20, 83,587,078.80 and 29,896,686.60

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Solution

The fourth proportional to 55,724,719.20, 83,587,078.80 and 29,896,686.60 is: 44,845,029.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,724,719.20 : 83,587,078.80 = 29,896,686.60 : x
  2. Step 2: Convert to fraction form
    55,724,719.20/83,587,078.80 = 29,896,686.60/x
  3. Step 3: Cross multiply
    55,724,719.20x = 83,587,078.80 × 29,896,686.60
  4. Step 4: Simplify right side
    55,724,719.20x = 2,498,976,698,693,104
  5. Step 5: Solve for x
    x = 2,498,976,698,693,104/55,724,719.20
  6. Step 6: Final answer
    x = 44,845,029.90

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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.