Home / 10,080,488.30-15,120,732.45-7,246,136.30

Finding the Fourth Proportional to 10,080,488.30, 15,120,732.45 and 7,246,136.30

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Solution

The fourth proportional to 10,080,488.30, 15,120,732.45 and 7,246,136.30 is: 10,869,204.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,080,488.30 : 15,120,732.45 = 7,246,136.30 : x
  2. Step 2: Convert to fraction form
    10,080,488.30/15,120,732.45 = 7,246,136.30/x
  3. Step 3: Cross multiply
    10,080,488.30x = 15,120,732.45 × 7,246,136.30
  4. Step 4: Simplify right side
    10,080,488.30x = 109,566,888,288,532.92
  5. Step 5: Solve for x
    x = 109,566,888,288,532.92/10,080,488.30
  6. Step 6: Final answer
    x = 10,869,204.45

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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.