Home / 25,686,753.23-35,452,869.20-15,238,568.95

Finding the Fourth Proportional to 25,686,753.23, 35,452,869.20 and 15,238,568.95

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Solution

The fourth proportional to 25,686,753.23, 35,452,869.20 and 15,238,568.95 is: 21,032,280.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,686,753.23 : 35,452,869.20 = 15,238,568.95 : x
  2. Step 2: Convert to fraction form
    25,686,753.23/35,452,869.20 = 15,238,568.95/x
  3. Step 3: Cross multiply
    25,686,753.23x = 35,452,869.20 × 15,238,568.95
  4. Step 4: Simplify right side
    25,686,753.23x = 540,250,991,526,074.19
  5. Step 5: Solve for x
    x = 540,250,991,526,074.19/25,686,753.23
  6. Step 6: Final answer
    x = 21,032,280.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.