Home / 43,832,015.40-65,748,023.10-18,291,354.60

Finding the Fourth Proportional to 43,832,015.40, 65,748,023.10 and 18,291,354.60

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Solution

The fourth proportional to 43,832,015.40, 65,748,023.10 and 18,291,354.60 is: 27,437,031.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,832,015.40 : 65,748,023.10 = 18,291,354.60 : x
  2. Step 2: Convert to fraction form
    43,832,015.40/65,748,023.10 = 18,291,354.60/x
  3. Step 3: Cross multiply
    43,832,015.40x = 65,748,023.10 × 18,291,354.60
  4. Step 4: Simplify right side
    43,832,015.40x = 1,202,620,404,771,091.50
  5. Step 5: Solve for x
    x = 1,202,620,404,771,091.50/43,832,015.40
  6. Step 6: Final answer
    x = 27,437,031.90

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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.