Home / 31,999,808.40-47,961,338.40-16,421,616.24

Finding the Fourth Proportional to 31,999,808.40, 47,961,338.40 and 16,421,616.24

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Solution

The fourth proportional to 31,999,808.40, 47,961,338.40 and 16,421,616.24 is: 24,612,731.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,999,808.40 : 47,961,338.40 = 16,421,616.24 : x
  2. Step 2: Convert to fraction form
    31,999,808.40/47,961,338.40 = 16,421,616.24/x
  3. Step 3: Cross multiply
    31,999,808.40x = 47,961,338.40 × 16,421,616.24
  4. Step 4: Simplify right side
    31,999,808.40x = 787,602,693,561,575.62
  5. Step 5: Solve for x
    x = 787,602,693,561,575.62/31,999,808.40
  6. Step 6: Final answer
    x = 24,612,731.54

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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.