Home / 29,191,517.76-40,290,689.52-16,975,421.76

Finding the Fourth Proportional to 29,191,517.76, 40,290,689.52 and 16,975,421.76

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Solution

The fourth proportional to 29,191,517.76, 40,290,689.52 and 16,975,421.76 is: 23,429,800.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,191,517.76 : 40,290,689.52 = 16,975,421.76 : x
  2. Step 2: Convert to fraction form
    29,191,517.76/40,290,689.52 = 16,975,421.76/x
  3. Step 3: Cross multiply
    29,191,517.76x = 40,290,689.52 × 16,975,421.76
  4. Step 4: Simplify right side
    29,191,517.76x = 683,951,447,603,212.12
  5. Step 5: Solve for x
    x = 683,951,447,603,212.12/29,191,517.76
  6. Step 6: Final answer
    x = 23,429,800.85

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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.