Home / 60,614,816.13-90,923,012.12-20,225,300.13

Finding the Fourth Proportional to 60,614,816.13, 90,923,012.12 and 20,225,300.13

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Solution

The fourth proportional to 60,614,816.13, 90,923,012.12 and 20,225,300.13 is: 30,338,213.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,614,816.13 : 90,923,012.12 = 20,225,300.13 : x
  2. Step 2: Convert to fraction form
    60,614,816.13/90,923,012.12 = 20,225,300.13/x
  3. Step 3: Cross multiply
    60,614,816.13x = 90,923,012.12 × 20,225,300.13
  4. Step 4: Simplify right side
    60,614,816.13x = 1,838,945,208,850,627.50
  5. Step 5: Solve for x
    x = 1,838,945,208,850,627.50/60,614,816.13
  6. Step 6: Final answer
    x = 30,338,213.10

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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.