Home / 10,992,033.20-16,488,049.80-7,803,387.20

Finding the Fourth Proportional to 10,992,033.20, 16,488,049.80 and 7,803,387.20

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Solution

The fourth proportional to 10,992,033.20, 16,488,049.80 and 7,803,387.20 is: 11,705,080.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,992,033.20 : 16,488,049.80 = 7,803,387.20 : x
  2. Step 2: Convert to fraction form
    10,992,033.20/16,488,049.80 = 7,803,387.20/x
  3. Step 3: Cross multiply
    10,992,033.20x = 16,488,049.80 × 7,803,387.20
  4. Step 4: Simplify right side
    10,992,033.20x = 128,662,636,762,282.56
  5. Step 5: Solve for x
    x = 128,662,636,762,282.56/10,992,033.20
  6. Step 6: Final answer
    x = 11,705,080.80

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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.