Home / 31,482,874.20-47,232,605.70-11,286,010.20

Finding the Fourth Proportional to 31,482,874.20, 47,232,605.70 and 11,286,010.20

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Solution

The fourth proportional to 31,482,874.20, 47,232,605.70 and 11,286,010.20 is: 16,931,988.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,482,874.20 : 47,232,605.70 = 11,286,010.20 : x
  2. Step 2: Convert to fraction form
    31,482,874.20/47,232,605.70 = 11,286,010.20/x
  3. Step 3: Cross multiply
    31,482,874.20x = 47,232,605.70 × 11,286,010.20
  4. Step 4: Simplify right side
    31,482,874.20x = 533,067,669,702,778.12
  5. Step 5: Solve for x
    x = 533,067,669,702,778.12/31,482,874.20
  6. Step 6: Final answer
    x = 16,931,988.68

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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.