Home / 8,313,753.46-11,472,756.25-4,642,567.78

Finding the Fourth Proportional to 8,313,753.46, 11,472,756.25 and 4,642,567.78

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Solution

The fourth proportional to 8,313,753.46, 11,472,756.25 and 4,642,567.78 is: 6,406,618.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,313,753.46 : 11,472,756.25 = 4,642,567.78 : x
  2. Step 2: Convert to fraction form
    8,313,753.46/11,472,756.25 = 4,642,567.78/x
  3. Step 3: Cross multiply
    8,313,753.46x = 11,472,756.25 × 4,642,567.78
  4. Step 4: Simplify right side
    8,313,753.46x = 53,263,048,514,043.62
  5. Step 5: Solve for x
    x = 53,263,048,514,043.62/8,313,753.46
  6. Step 6: Final answer
    x = 6,406,618.72

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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.