Home / 20,194,356.80-30,291,535.20-17,005,710.80

Finding the Fourth Proportional to 20,194,356.80, 30,291,535.20 and 17,005,710.80

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Solution

The fourth proportional to 20,194,356.80, 30,291,535.20 and 17,005,710.80 is: 25,508,566.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,194,356.80 : 30,291,535.20 = 17,005,710.80 : x
  2. Step 2: Convert to fraction form
    20,194,356.80/30,291,535.20 = 17,005,710.80/x
  3. Step 3: Cross multiply
    20,194,356.80x = 30,291,535.20 × 17,005,710.80
  4. Step 4: Simplify right side
    20,194,356.80x = 515,129,087,299,220.19
  5. Step 5: Solve for x
    x = 515,129,087,299,220.19/20,194,356.80
  6. Step 6: Final answer
    x = 25,508,566.20

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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.