Home / 22,147,541.80-33,221,312.70-18,640,031.20

Finding the Fourth Proportional to 22,147,541.80, 33,221,312.70 and 18,640,031.20

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Solution

The fourth proportional to 22,147,541.80, 33,221,312.70 and 18,640,031.20 is: 27,960,046.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,147,541.80 : 33,221,312.70 = 18,640,031.20 : x
  2. Step 2: Convert to fraction form
    22,147,541.80/33,221,312.70 = 18,640,031.20/x
  3. Step 3: Cross multiply
    22,147,541.80x = 33,221,312.70 × 18,640,031.20
  4. Step 4: Simplify right side
    22,147,541.80x = 619,246,305,232,956.25
  5. Step 5: Solve for x
    x = 619,246,305,232,956.25/22,147,541.80
  6. Step 6: Final answer
    x = 27,960,046.80

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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.