Home / 12,672,001.35-19,008,002.03-8,640,922.95

Finding the Fourth Proportional to 12,672,001.35, 19,008,002.03 and 8,640,922.95

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Solution

The fourth proportional to 12,672,001.35, 19,008,002.03 and 8,640,922.95 is: 12,961,384.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,672,001.35 : 19,008,002.03 = 8,640,922.95 : x
  2. Step 2: Convert to fraction form
    12,672,001.35/19,008,002.03 = 8,640,922.95/x
  3. Step 3: Cross multiply
    12,672,001.35x = 19,008,002.03 × 8,640,922.95
  4. Step 4: Simplify right side
    12,672,001.35x = 164,246,680,931,468.94
  5. Step 5: Solve for x
    x = 164,246,680,931,468.94/12,672,001.35
  6. Step 6: Final answer
    x = 12,961,384.43

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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.