Home / 12,359,728.80-18,539,627.76-3,841,310.88

Finding the Fourth Proportional to 12,359,728.80, 18,539,627.76 and 3,841,310.88

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Solution

The fourth proportional to 12,359,728.80, 18,539,627.76 and 3,841,310.88 is: 5,761,977.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,359,728.80 : 18,539,627.76 = 3,841,310.88 : x
  2. Step 2: Convert to fraction form
    12,359,728.80/18,539,627.76 = 3,841,310.88/x
  3. Step 3: Cross multiply
    12,359,728.80x = 18,539,627.76 × 3,841,310.88
  4. Step 4: Simplify right side
    12,359,728.80x = 71,216,473,825,638.03
  5. Step 5: Solve for x
    x = 71,216,473,825,638.03/12,359,728.80
  6. Step 6: Final answer
    x = 5,761,977.06

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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.