Home / 7,879,223.76-11,818,835.80-1,895,591.76

Finding the Fourth Proportional to 7,879,223.76, 11,818,835.80 and 1,895,591.76

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Solution

The fourth proportional to 7,879,223.76, 11,818,835.80 and 1,895,591.76 is: 2,843,387.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,879,223.76 : 11,818,835.80 = 1,895,591.76 : x
  2. Step 2: Convert to fraction form
    7,879,223.76/11,818,835.80 = 1,895,591.76/x
  3. Step 3: Cross multiply
    7,879,223.76x = 11,818,835.80 × 1,895,591.76
  4. Step 4: Simplify right side
    7,879,223.76x = 22,403,687,755,273.01
  5. Step 5: Solve for x
    x = 22,403,687,755,273.01/7,879,223.76
  6. Step 6: Final answer
    x = 2,843,387.68

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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.