Home / 29,126,087.80-43,725,074.10-18,343,367.80

Finding the Fourth Proportional to 29,126,087.80, 43,725,074.10 and 18,343,367.80

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Solution

The fourth proportional to 29,126,087.80, 43,725,074.10 and 18,343,367.80 is: 27,537,687.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,126,087.80 : 43,725,074.10 = 18,343,367.80 : x
  2. Step 2: Convert to fraction form
    29,126,087.80/43,725,074.10 = 18,343,367.80/x
  3. Step 3: Cross multiply
    29,126,087.80x = 43,725,074.10 × 18,343,367.80
  4. Step 4: Simplify right side
    29,126,087.80x = 802,065,116,298,554
  5. Step 5: Solve for x
    x = 802,065,116,298,554/29,126,087.80
  6. Step 6: Final answer
    x = 27,537,687.92

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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.