Home / 31,008,565.50-42,791,820.39-17,260,777.32

Finding the Fourth Proportional to 31,008,565.50, 42,791,820.39 and 17,260,777.32

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Solution

The fourth proportional to 31,008,565.50, 42,791,820.39 and 17,260,777.32 is: 23,819,872.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,008,565.50 : 42,791,820.39 = 17,260,777.32 : x
  2. Step 2: Convert to fraction form
    31,008,565.50/42,791,820.39 = 17,260,777.32/x
  3. Step 3: Cross multiply
    31,008,565.50x = 42,791,820.39 × 17,260,777.32
  4. Step 4: Simplify right side
    31,008,565.50x = 738,620,082,869,225.62
  5. Step 5: Solve for x
    x = 738,620,082,869,225.62/31,008,565.50
  6. Step 6: Final answer
    x = 23,819,872.70

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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.