Home / 13,251,911.76-19,878,310.98-3,666,487.88

Finding the Fourth Proportional to 13,251,911.76, 19,878,310.98 and 3,666,487.88

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Solution

The fourth proportional to 13,251,911.76, 19,878,310.98 and 3,666,487.88 is: 5,499,854.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,251,911.76 : 19,878,310.98 = 3,666,487.88 : x
  2. Step 2: Convert to fraction form
    13,251,911.76/19,878,310.98 = 3,666,487.88/x
  3. Step 3: Cross multiply
    13,251,911.76x = 19,878,310.98 × 3,666,487.88
  4. Step 4: Simplify right side
    13,251,911.76x = 72,883,586,283,040.92
  5. Step 5: Solve for x
    x = 72,883,586,283,040.92/13,251,911.76
  6. Step 6: Final answer
    x = 5,499,854.48

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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.