Home / 25,368,352.20-38,059,526.70-12,589,273.80

Finding the Fourth Proportional to 25,368,352.20, 38,059,526.70 and 12,589,273.80

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Solution

The fourth proportional to 25,368,352.20, 38,059,526.70 and 12,589,273.80 is: 18,887,383.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,368,352.20 : 38,059,526.70 = 12,589,273.80 : x
  2. Step 2: Convert to fraction form
    25,368,352.20/38,059,526.70 = 12,589,273.80/x
  3. Step 3: Cross multiply
    25,368,352.20x = 38,059,526.70 × 12,589,273.80
  4. Step 4: Simplify right side
    25,368,352.20x = 479,141,802,324,710.50
  5. Step 5: Solve for x
    x = 479,141,802,324,710.50/25,368,352.20
  6. Step 6: Final answer
    x = 18,887,383.72

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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.