Home / 5,429,909.28-7,493,069.52-3,015,616.80

Finding the Fourth Proportional to 5,429,909.28, 7,493,069.52 and 3,015,616.80

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Solution

The fourth proportional to 5,429,909.28, 7,493,069.52 and 3,015,616.80 is: 4,161,437.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,429,909.28 : 7,493,069.52 = 3,015,616.80 : x
  2. Step 2: Convert to fraction form
    5,429,909.28/7,493,069.52 = 3,015,616.80/x
  3. Step 3: Cross multiply
    5,429,909.28x = 7,493,069.52 × 3,015,616.80
  4. Step 4: Simplify right side
    5,429,909.28x = 22,596,226,328,079.93
  5. Step 5: Solve for x
    x = 22,596,226,328,079.93/5,429,909.28
  6. Step 6: Final answer
    x = 4,161,437.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.