Home / 15,165,359.06-20,923,085.50-8,634,367.53

Finding the Fourth Proportional to 15,165,359.06, 20,923,085.50 and 8,634,367.53

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Solution

The fourth proportional to 15,165,359.06, 20,923,085.50 and 8,634,367.53 is: 11,912,517.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,165,359.06 : 20,923,085.50 = 8,634,367.53 : x
  2. Step 2: Convert to fraction form
    15,165,359.06/20,923,085.50 = 8,634,367.53/x
  3. Step 3: Cross multiply
    15,165,359.06x = 20,923,085.50 × 8,634,367.53
  4. Step 4: Simplify right side
    15,165,359.06x = 180,657,610,047,027.88
  5. Step 5: Solve for x
    x = 180,657,610,047,027.88/15,165,359.06
  6. Step 6: Final answer
    x = 11,912,517.82

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.