Home / 25,193,781.40-37,790,672.10-9,020,260.30

Finding the Fourth Proportional to 25,193,781.40, 37,790,672.10 and 9,020,260.30

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Solution

The fourth proportional to 25,193,781.40, 37,790,672.10 and 9,020,260.30 is: 13,530,390.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,193,781.40 : 37,790,672.10 = 9,020,260.30 : x
  2. Step 2: Convert to fraction form
    25,193,781.40/37,790,672.10 = 9,020,260.30/x
  3. Step 3: Cross multiply
    25,193,781.40x = 37,790,672.10 × 9,020,260.30
  4. Step 4: Simplify right side
    25,193,781.40x = 340,881,699,253,947.69
  5. Step 5: Solve for x
    x = 340,881,699,253,947.69/25,193,781.40
  6. Step 6: Final answer
    x = 13,530,390.45

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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.