Home / 37,153,359.80-55,730,039.70-20,147,247.80

Finding the Fourth Proportional to 37,153,359.80, 55,730,039.70 and 20,147,247.80

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Solution

The fourth proportional to 37,153,359.80, 55,730,039.70 and 20,147,247.80 is: 30,220,871.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,153,359.80 : 55,730,039.70 = 20,147,247.80 : x
  2. Step 2: Convert to fraction form
    37,153,359.80/55,730,039.70 = 20,147,247.80/x
  3. Step 3: Cross multiply
    37,153,359.80x = 55,730,039.70 × 20,147,247.80
  4. Step 4: Simplify right side
    37,153,359.80x = 1,122,806,919,739,737.75
  5. Step 5: Solve for x
    x = 1,122,806,919,739,737.75/37,153,359.80
  6. Step 6: Final answer
    x = 30,220,871.70

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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.