Home / 48,930,133.90-73,395,200.85-20,161,461.10

Finding the Fourth Proportional to 48,930,133.90, 73,395,200.85 and 20,161,461.10

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Solution

The fourth proportional to 48,930,133.90, 73,395,200.85 and 20,161,461.10 is: 30,242,191.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,930,133.90 : 73,395,200.85 = 20,161,461.10 : x
  2. Step 2: Convert to fraction form
    48,930,133.90/73,395,200.85 = 20,161,461.10/x
  3. Step 3: Cross multiply
    48,930,133.90x = 73,395,200.85 × 20,161,461.10
  4. Step 4: Simplify right side
    48,930,133.90x = 1,479,754,486,863,962
  5. Step 5: Solve for x
    x = 1,479,754,486,863,962/48,930,133.90
  6. Step 6: Final answer
    x = 30,242,191.65

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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.