Home / 19,877,711.86-29,815,700.55-6,230,546.92

Finding the Fourth Proportional to 19,877,711.86, 29,815,700.55 and 6,230,546.92

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Solution

The fourth proportional to 19,877,711.86, 29,815,700.55 and 6,230,546.92 is: 9,345,548.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,877,711.86 : 29,815,700.55 = 6,230,546.92 : x
  2. Step 2: Convert to fraction form
    19,877,711.86/29,815,700.55 = 6,230,546.92/x
  3. Step 3: Cross multiply
    19,877,711.86x = 29,815,700.55 × 6,230,546.92
  4. Step 4: Simplify right side
    19,877,711.86x = 185,768,121,229,444.81
  5. Step 5: Solve for x
    x = 185,768,121,229,444.81/19,877,711.86
  6. Step 6: Final answer
    x = 9,345,548.55

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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.