Home / 22,916,862.65-31,625,868.83-12,603,856.39

Finding the Fourth Proportional to 22,916,862.65, 31,625,868.83 and 12,603,856.39

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Solution

The fourth proportional to 22,916,862.65, 31,625,868.83 and 12,603,856.39 is: 17,393,650.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,916,862.65 : 31,625,868.83 = 12,603,856.39 : x
  2. Step 2: Convert to fraction form
    22,916,862.65/31,625,868.83 = 12,603,856.39/x
  3. Step 3: Cross multiply
    22,916,862.65x = 31,625,868.83 × 12,603,856.39
  4. Step 4: Simplify right side
    22,916,862.65x = 398,607,908,800,213.31
  5. Step 5: Solve for x
    x = 398,607,908,800,213.31/22,916,862.65
  6. Step 6: Final answer
    x = 17,393,650.90

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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.