Home / 25,347,126.90-38,019,115.71-8,074,900.74

Finding the Fourth Proportional to 25,347,126.90, 38,019,115.71 and 8,074,900.74

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Solution

The fourth proportional to 25,347,126.90, 38,019,115.71 and 8,074,900.74 is: 12,111,849.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,347,126.90 : 38,019,115.71 = 8,074,900.74 : x
  2. Step 2: Convert to fraction form
    25,347,126.90/38,019,115.71 = 8,074,900.74/x
  3. Step 3: Cross multiply
    25,347,126.90x = 38,019,115.71 × 8,074,900.74
  4. Step 4: Simplify right side
    25,347,126.90x = 307,000,585,580,824.62
  5. Step 5: Solve for x
    x = 307,000,585,580,824.62/25,347,126.90
  6. Step 6: Final answer
    x = 12,111,849.47

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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.