Home / 44,286,829.20-66,430,243.80-20,398,957.20

Finding the Fourth Proportional to 44,286,829.20, 66,430,243.80 and 20,398,957.20

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Solution

The fourth proportional to 44,286,829.20, 66,430,243.80 and 20,398,957.20 is: 30,598,435.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,286,829.20 : 66,430,243.80 = 20,398,957.20 : x
  2. Step 2: Convert to fraction form
    44,286,829.20/66,430,243.80 = 20,398,957.20/x
  3. Step 3: Cross multiply
    44,286,829.20x = 66,430,243.80 × 20,398,957.20
  4. Step 4: Simplify right side
    44,286,829.20x = 1,355,107,700,061,765.25
  5. Step 5: Solve for x
    x = 1,355,107,700,061,765.25/44,286,829.20
  6. Step 6: Final answer
    x = 30,598,435.80

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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.