Home / 56,401,915.75-84,603,165.57-25,675,006.55

Finding the Fourth Proportional to 56,401,915.75, 84,603,165.57 and 25,675,006.55

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Solution

The fourth proportional to 56,401,915.75, 84,603,165.57 and 25,675,006.55 is: 38,512,642.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,401,915.75 : 84,603,165.57 = 25,675,006.55 : x
  2. Step 2: Convert to fraction form
    56,401,915.75/84,603,165.57 = 25,675,006.55/x
  3. Step 3: Cross multiply
    56,401,915.75x = 84,603,165.57 × 25,675,006.55
  4. Step 4: Simplify right side
    56,401,915.75x = 2,172,186,829,737,468.50
  5. Step 5: Solve for x
    x = 2,172,186,829,737,468.50/56,401,915.75
  6. Step 6: Final answer
    x = 38,512,642.72

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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.