Home / 22,761,615.60-34,142,423.40-20,370,131.10

Finding the Fourth Proportional to 22,761,615.60, 34,142,423.40 and 20,370,131.10

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Solution

The fourth proportional to 22,761,615.60, 34,142,423.40 and 20,370,131.10 is: 30,555,196.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,761,615.60 : 34,142,423.40 = 20,370,131.10 : x
  2. Step 2: Convert to fraction form
    22,761,615.60/34,142,423.40 = 20,370,131.10/x
  3. Step 3: Cross multiply
    22,761,615.60x = 34,142,423.40 × 20,370,131.10
  4. Step 4: Simplify right side
    22,761,615.60x = 695,485,640,729,707.75
  5. Step 5: Solve for x
    x = 695,485,640,729,707.75/22,761,615.60
  6. Step 6: Final answer
    x = 30,555,196.65

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1.5x scale

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.