Home / 22,208,988.65-30,647,132.66-12,285,279.32

Finding the Fourth Proportional to 22,208,988.65, 30,647,132.66 and 12,285,279.32

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Solution

The fourth proportional to 22,208,988.65, 30,647,132.66 and 12,285,279.32 is: 16,952,982.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,208,988.65 : 30,647,132.66 = 12,285,279.32 : x
  2. Step 2: Convert to fraction form
    22,208,988.65/30,647,132.66 = 12,285,279.32/x
  3. Step 3: Cross multiply
    22,208,988.65x = 30,647,132.66 × 12,285,279.32
  4. Step 4: Simplify right side
    22,208,988.65x = 376,508,584,962,672.12
  5. Step 5: Solve for x
    x = 376,508,584,962,672.12/22,208,988.65
  6. Step 6: Final answer
    x = 16,952,982.01

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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.