Home / 5,890,320.30-8,830,296.45-3,990,902.70

Finding the Fourth Proportional to 5,890,320.30, 8,830,296.45 and 3,990,902.70

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Solution

The fourth proportional to 5,890,320.30, 8,830,296.45 and 3,990,902.70 is: 5,982,841.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,890,320.30 : 8,830,296.45 = 3,990,902.70 : x
  2. Step 2: Convert to fraction form
    5,890,320.30/8,830,296.45 = 3,990,902.70/x
  3. Step 3: Cross multiply
    5,890,320.30x = 8,830,296.45 × 3,990,902.70
  4. Step 4: Simplify right side
    5,890,320.30x = 35,240,853,944,105.41
  5. Step 5: Solve for x
    x = 35,240,853,944,105.41/5,890,320.30
  6. Step 6: Final answer
    x = 5,982,841.70

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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.