Home / 22,195,514.10-33,293,271.15-12,640,365.30

Finding the Fourth Proportional to 22,195,514.10, 33,293,271.15 and 12,640,365.30

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Solution

The fourth proportional to 22,195,514.10, 33,293,271.15 and 12,640,365.30 is: 18,960,547.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,195,514.10 : 33,293,271.15 = 12,640,365.30 : x
  2. Step 2: Convert to fraction form
    22,195,514.10/33,293,271.15 = 12,640,365.30/x
  3. Step 3: Cross multiply
    22,195,514.10x = 33,293,271.15 × 12,640,365.30
  4. Step 4: Simplify right side
    22,195,514.10x = 420,839,109,367,951.12
  5. Step 5: Solve for x
    x = 420,839,109,367,951.12/22,195,514.10
  6. Step 6: Final answer
    x = 18,960,547.95

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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.