Home / 22,290,729.09-30,761,428.97-12,500,963.09

Finding the Fourth Proportional to 22,290,729.09, 30,761,428.97 and 12,500,963.09

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Solution

The fourth proportional to 22,290,729.09, 30,761,428.97 and 12,500,963.09 is: 17,251,454.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,290,729.09 : 30,761,428.97 = 12,500,963.09 : x
  2. Step 2: Convert to fraction form
    22,290,729.09/30,761,428.97 = 12,500,963.09/x
  3. Step 3: Cross multiply
    22,290,729.09x = 30,761,428.97 × 12,500,963.09
  4. Step 4: Simplify right side
    22,290,729.09x = 384,547,488,149,626.69
  5. Step 5: Solve for x
    x = 384,547,488,149,626.69/22,290,729.09
  6. Step 6: Final answer
    x = 17,251,454.03

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1.5x scale

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.