Home / 6,456,909.12-8,909,754.48-3,703,453.92

Finding the Fourth Proportional to 6,456,909.12, 8,909,754.48 and 3,703,453.92

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Solution

The fourth proportional to 6,456,909.12, 8,909,754.48 and 3,703,453.92 is: 5,110,318.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,456,909.12 : 8,909,754.48 = 3,703,453.92 : x
  2. Step 2: Convert to fraction form
    6,456,909.12/8,909,754.48 = 3,703,453.92/x
  3. Step 3: Cross multiply
    6,456,909.12x = 8,909,754.48 × 3,703,453.92
  4. Step 4: Simplify right side
    6,456,909.12x = 32,996,865,155,193.56
  5. Step 5: Solve for x
    x = 32,996,865,155,193.56/6,456,909.12
  6. Step 6: Final answer
    x = 5,110,318.97

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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.