Home / 29,164,866.40-43,753,520.40-8,972,149.60

Finding the Fourth Proportional to 29,164,866.40, 43,753,520.40 and 8,972,149.60

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Solution

The fourth proportional to 29,164,866.40, 43,753,520.40 and 8,972,149.60 is: 13,460,138.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,164,866.40 : 43,753,520.40 = 8,972,149.60 : x
  2. Step 2: Convert to fraction form
    29,164,866.40/43,753,520.40 = 8,972,149.60/x
  3. Step 3: Cross multiply
    29,164,866.40x = 43,753,520.40 × 8,972,149.60
  4. Step 4: Simplify right side
    29,164,866.40x = 392,563,130,555,451.81
  5. Step 5: Solve for x
    x = 392,563,130,555,451.81/29,164,866.40
  6. Step 6: Final answer
    x = 13,460,138.14

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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.