Home / 30,597,321.38-45,900,967.55-9,034,102.80

Finding the Fourth Proportional to 30,597,321.38, 45,900,967.55 and 9,034,102.80

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Solution

The fourth proportional to 30,597,321.38, 45,900,967.55 and 9,034,102.80 is: 13,552,626.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,597,321.38 : 45,900,967.55 = 9,034,102.80 : x
  2. Step 2: Convert to fraction form
    30,597,321.38/45,900,967.55 = 9,034,102.80/x
  3. Step 3: Cross multiply
    30,597,321.38x = 45,900,967.55 × 9,034,102.80
  4. Step 4: Simplify right side
    30,597,321.38x = 414,674,059,420,993.69
  5. Step 5: Solve for x
    x = 414,674,059,420,993.69/30,597,321.38
  6. Step 6: Final answer
    x = 13,552,626.20

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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.