Home / 43,281,005.80-65,015,987.10-30,526,421.80

Finding the Fourth Proportional to 43,281,005.80, 65,015,987.10 and 30,526,421.80

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Solution

The fourth proportional to 43,281,005.80, 65,015,987.10 and 30,526,421.80 is: 45,856,269.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,281,005.80 : 65,015,987.10 = 30,526,421.80 : x
  2. Step 2: Convert to fraction form
    43,281,005.80/65,015,987.10 = 30,526,421.80/x
  3. Step 3: Cross multiply
    43,281,005.80x = 65,015,987.10 × 30,526,421.80
  4. Step 4: Simplify right side
    43,281,005.80x = 1,984,705,445,957,958.75
  5. Step 5: Solve for x
    x = 1,984,705,445,957,958.75/43,281,005.80
  6. Step 6: Final answer
    x = 45,856,269.03

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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.