Home / 14,447,945-21,643,039.98-8,687,524.61

Finding the Fourth Proportional to 14,447,945, 21,643,039.98 and 8,687,524.61

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Solution

The fourth proportional to 14,447,945, 21,643,039.98 and 8,687,524.61 is: 13,013,922.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,447,945 : 21,643,039.98 = 8,687,524.61 : x
  2. Step 2: Convert to fraction form
    14,447,945/21,643,039.98 = 8,687,524.61/x
  3. Step 3: Cross multiply
    14,447,945x = 21,643,039.98 × 8,687,524.61
  4. Step 4: Simplify right side
    14,447,945x = 188,024,442,461,463.91
  5. Step 5: Solve for x
    x = 188,024,442,461,463.91/14,447,945
  6. Step 6: Final answer
    x = 13,013,922.91

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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.