Home / 14,791,603.91-20,414,441.16-8,512,002.18

Finding the Fourth Proportional to 14,791,603.91, 20,414,441.16 and 8,512,002.18

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Solution

The fourth proportional to 14,791,603.91, 20,414,441.16 and 8,512,002.18 is: 11,747,729.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,791,603.91 : 20,414,441.16 = 8,512,002.18 : x
  2. Step 2: Convert to fraction form
    14,791,603.91/20,414,441.16 = 8,512,002.18/x
  3. Step 3: Cross multiply
    14,791,603.91x = 20,414,441.16 × 8,512,002.18
  4. Step 4: Simplify right side
    14,791,603.91x = 173,767,767,657,401.72
  5. Step 5: Solve for x
    x = 173,767,767,657,401.72/14,791,603.91
  6. Step 6: Final answer
    x = 11,747,729.91

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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.