Home / 22,186,920.60-30,617,363.07-12,397,445.24

Finding the Fourth Proportional to 22,186,920.60, 30,617,363.07 and 12,397,445.24

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Solution

The fourth proportional to 22,186,920.60, 30,617,363.07 and 12,397,445.24 is: 17,108,146.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,186,920.60 : 30,617,363.07 = 12,397,445.24 : x
  2. Step 2: Convert to fraction form
    22,186,920.60/30,617,363.07 = 12,397,445.24/x
  3. Step 3: Cross multiply
    22,186,920.60x = 30,617,363.07 × 12,397,445.24
  4. Step 4: Simplify right side
    22,186,920.60x = 379,577,081,900,436.44
  5. Step 5: Solve for x
    x = 379,577,081,900,436.44/22,186,920.60
  6. Step 6: Final answer
    x = 17,108,146.22

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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.