Home / 7,715,518.80-11,573,909.28-3,875,366.64

Finding the Fourth Proportional to 7,715,518.80, 11,573,909.28 and 3,875,366.64

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Solution

The fourth proportional to 7,715,518.80, 11,573,909.28 and 3,875,366.64 is: 5,813,366.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,715,518.80 : 11,573,909.28 = 3,875,366.64 : x
  2. Step 2: Convert to fraction form
    7,715,518.80/11,573,909.28 = 3,875,366.64/x
  3. Step 3: Cross multiply
    7,715,518.80x = 11,573,909.28 × 3,875,366.64
  4. Step 4: Simplify right side
    7,715,518.80x = 44,853,141,918,098.42
  5. Step 5: Solve for x
    x = 44,853,141,918,098.42/7,715,518.80
  6. Step 6: Final answer
    x = 5,813,366.94

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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.