Home / 19,948,576.61-29,922,864.97-15,406,250.82

Finding the Fourth Proportional to 19,948,576.61, 29,922,864.97 and 15,406,250.82

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Solution

The fourth proportional to 19,948,576.61, 29,922,864.97 and 15,406,250.82 is: 23,109,376.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,948,576.61 : 29,922,864.97 = 15,406,250.82 : x
  2. Step 2: Convert to fraction form
    19,948,576.61/29,922,864.97 = 15,406,250.82/x
  3. Step 3: Cross multiply
    19,948,576.61x = 29,922,864.97 × 15,406,250.82
  4. Step 4: Simplify right side
    19,948,576.61x = 460,999,162,980,811.75
  5. Step 5: Solve for x
    x = 460,999,162,980,811.75/19,948,576.61
  6. Step 6: Final answer
    x = 23,109,376.27

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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.