Home / 19,079,491.68-26,327,307.15-12,897,988.02

Finding the Fourth Proportional to 19,079,491.68, 26,327,307.15 and 12,897,988.02

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Solution

The fourth proportional to 19,079,491.68, 26,327,307.15 and 12,897,988.02 is: 17,797,606.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,079,491.68 : 26,327,307.15 = 12,897,988.02 : x
  2. Step 2: Convert to fraction form
    19,079,491.68/26,327,307.15 = 12,897,988.02/x
  3. Step 3: Cross multiply
    19,079,491.68x = 26,327,307.15 × 12,897,988.02
  4. Step 4: Simplify right side
    19,079,491.68x = 339,569,292,219,560.31
  5. Step 5: Solve for x
    x = 339,569,292,219,560.31/19,079,491.68
  6. Step 6: Final answer
    x = 17,797,606.87

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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.