Home / 48,706,751.12-67,189,833.52-30,115,948.64

Finding the Fourth Proportional to 48,706,751.12, 67,189,833.52 and 30,115,948.64

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Solution

The fourth proportional to 48,706,751.12, 67,189,833.52 and 30,115,948.64 is: 41,544,252.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,706,751.12 : 67,189,833.52 = 30,115,948.64 : x
  2. Step 2: Convert to fraction form
    48,706,751.12/67,189,833.52 = 30,115,948.64/x
  3. Step 3: Cross multiply
    48,706,751.12x = 67,189,833.52 × 30,115,948.64
  4. Step 4: Simplify right side
    48,706,751.12x = 2,023,485,575,007,231.50
  5. Step 5: Solve for x
    x = 2,023,485,575,007,231.50/48,706,751.12
  6. Step 6: Final answer
    x = 41,544,252.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.