Home / 22,136,262-30,548,508.12-12,478,470

Finding the Fourth Proportional to 22,136,262, 30,548,508.12 and 12,478,470

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Solution

The fourth proportional to 22,136,262, 30,548,508.12 and 12,478,470 is: 17,220,551.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,136,262 : 30,548,508.12 = 12,478,470 : x
  2. Step 2: Convert to fraction form
    22,136,262/30,548,508.12 = 12,478,470/x
  3. Step 3: Cross multiply
    22,136,262x = 30,548,508.12 × 12,478,470
  4. Step 4: Simplify right side
    22,136,262x = 381,198,642,120,176.44
  5. Step 5: Solve for x
    x = 381,198,642,120,176.44/22,136,262
  6. Step 6: Final answer
    x = 17,220,551.61

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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.