Home / 71,542,686.70-107,314,030.05-17,689,998.70

Finding the Fourth Proportional to 71,542,686.70, 107,314,030.05 and 17,689,998.70

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Solution

The fourth proportional to 71,542,686.70, 107,314,030.05 and 17,689,998.70 is: 26,534,998.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,542,686.70 : 107,314,030.05 = 17,689,998.70 : x
  2. Step 2: Convert to fraction form
    71,542,686.70/107,314,030.05 = 17,689,998.70/x
  3. Step 3: Cross multiply
    71,542,686.70x = 107,314,030.05 × 17,689,998.70
  4. Step 4: Simplify right side
    71,542,686.70x = 1,898,385,052,076,260.75
  5. Step 5: Solve for x
    x = 1,898,385,052,076,260.75/71,542,686.70
  6. Step 6: Final answer
    x = 26,534,998.05

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Double scale
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Similar ratio
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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.