Home / 19,079,493.18-26,327,309.22-12,897,989.52

Finding the Fourth Proportional to 19,079,493.18, 26,327,309.22 and 12,897,989.52

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Solution

The fourth proportional to 19,079,493.18, 26,327,309.22 and 12,897,989.52 is: 17,797,608.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,079,493.18 : 26,327,309.22 = 12,897,989.52 : x
  2. Step 2: Convert to fraction form
    19,079,493.18/26,327,309.22 = 12,897,989.52/x
  3. Step 3: Cross multiply
    19,079,493.18x = 26,327,309.22 × 12,897,989.52
  4. Step 4: Simplify right side
    19,079,493.18x = 339,569,358,409,359.38
  5. Step 5: Solve for x
    x = 339,569,358,409,359.38/19,079,493.18
  6. Step 6: Final answer
    x = 17,797,608.94

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Why These Related Problems?

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