Home / 25,784,972.80-38,707,257.60-13,841,036.80

Finding the Fourth Proportional to 25,784,972.80, 38,707,257.60 and 13,841,036.80

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Solution

The fourth proportional to 25,784,972.80, 38,707,257.60 and 13,841,036.80 is: 20,777,550.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,784,972.80 : 38,707,257.60 = 13,841,036.80 : x
  2. Step 2: Convert to fraction form
    25,784,972.80/38,707,257.60 = 13,841,036.80/x
  3. Step 3: Cross multiply
    25,784,972.80x = 38,707,257.60 × 13,841,036.80
  4. Step 4: Simplify right side
    25,784,972.80x = 535,748,576,868,679.75
  5. Step 5: Solve for x
    x = 535,748,576,868,679.75/25,784,972.80
  6. Step 6: Final answer
    x = 20,777,550.59

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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.