Home / 30,447,049.20-45,668,277.15-9,696,648.76

Finding the Fourth Proportional to 30,447,049.20, 45,668,277.15 and 9,696,648.76

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Solution

The fourth proportional to 30,447,049.20, 45,668,277.15 and 9,696,648.76 is: 14,544,241.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,447,049.20 : 45,668,277.15 = 9,696,648.76 : x
  2. Step 2: Convert to fraction form
    30,447,049.20/45,668,277.15 = 9,696,648.76/x
  3. Step 3: Cross multiply
    30,447,049.20x = 45,668,277.15 × 9,696,648.76
  4. Step 4: Simplify right side
    30,447,049.20x = 442,829,243,131,501.75
  5. Step 5: Solve for x
    x = 442,829,243,131,501.75/30,447,049.20
  6. Step 6: Final answer
    x = 14,544,241.71

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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.