Home / 38,169,739.60-57,234,996.60-11,239,896.40

Finding the Fourth Proportional to 38,169,739.60, 57,234,996.60 and 11,239,896.40

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Solution

The fourth proportional to 38,169,739.60, 57,234,996.60 and 11,239,896.40 is: 16,854,069.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,169,739.60 : 57,234,996.60 = 11,239,896.40 : x
  2. Step 2: Convert to fraction form
    38,169,739.60/57,234,996.60 = 11,239,896.40/x
  3. Step 3: Cross multiply
    38,169,739.60x = 57,234,996.60 × 11,239,896.40
  4. Step 4: Simplify right side
    38,169,739.60x = 643,315,432,238,352.25
  5. Step 5: Solve for x
    x = 643,315,432,238,352.25/38,169,739.60
  6. Step 6: Final answer
    x = 16,854,069.19

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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.