Home / 31,417,874.40-47,126,811.60-16,301,330.40

Finding the Fourth Proportional to 31,417,874.40, 47,126,811.60 and 16,301,330.40

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Solution

The fourth proportional to 31,417,874.40, 47,126,811.60 and 16,301,330.40 is: 24,451,995.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,417,874.40 : 47,126,811.60 = 16,301,330.40 : x
  2. Step 2: Convert to fraction form
    31,417,874.40/47,126,811.60 = 16,301,330.40/x
  3. Step 3: Cross multiply
    31,417,874.40x = 47,126,811.60 × 16,301,330.40
  4. Step 4: Simplify right side
    31,417,874.40x = 768,229,726,590,152.62
  5. Step 5: Solve for x
    x = 768,229,726,590,152.62/31,417,874.40
  6. Step 6: Final answer
    x = 24,451,995.60

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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.