Home / 71,036,401.30-98,030,230.05-38,441,353.30

Finding the Fourth Proportional to 71,036,401.30, 98,030,230.05 and 38,441,353.30

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Solution

The fourth proportional to 71,036,401.30, 98,030,230.05 and 38,441,353.30 is: 53,049,065.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,036,401.30 : 98,030,230.05 = 38,441,353.30 : x
  2. Step 2: Convert to fraction form
    71,036,401.30/98,030,230.05 = 38,441,353.30/x
  3. Step 3: Cross multiply
    71,036,401.30x = 98,030,230.05 × 38,441,353.30
  4. Step 4: Simplify right side
    71,036,401.30x = 3,768,414,707,432,326.50
  5. Step 5: Solve for x
    x = 3,768,414,707,432,326.50/71,036,401.30
  6. Step 6: Final answer
    x = 53,049,065.53

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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.