Home / 25,623,850.88-35,328,838.43-21,386,503.86

Finding the Fourth Proportional to 25,623,850.88, 35,328,838.43 and 21,386,503.86

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Solution

The fourth proportional to 25,623,850.88, 35,328,838.43 and 21,386,503.86 is: 29,486,603.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,623,850.88 : 35,328,838.43 = 21,386,503.86 : x
  2. Step 2: Convert to fraction form
    25,623,850.88/35,328,838.43 = 21,386,503.86/x
  3. Step 3: Cross multiply
    25,623,850.88x = 35,328,838.43 × 21,386,503.86
  4. Step 4: Simplify right side
    25,623,850.88x = 755,560,339,373,494.38
  5. Step 5: Solve for x
    x = 755,560,339,373,494.38/25,623,850.88
  6. Step 6: Final answer
    x = 29,486,603.82

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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.