Home / 31,592,949.66-47,391,261.57-8,875,618.38

Finding the Fourth Proportional to 31,592,949.66, 47,391,261.57 and 8,875,618.38

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Solution

The fourth proportional to 31,592,949.66, 47,391,261.57 and 8,875,618.38 is: 13,313,943.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,592,949.66 : 47,391,261.57 = 8,875,618.38 : x
  2. Step 2: Convert to fraction form
    31,592,949.66/47,391,261.57 = 8,875,618.38/x
  3. Step 3: Cross multiply
    31,592,949.66x = 47,391,261.57 × 8,875,618.38
  4. Step 4: Simplify right side
    31,592,949.66x = 420,626,752,242,079.69
  5. Step 5: Solve for x
    x = 420,626,752,242,079.69/31,592,949.66
  6. Step 6: Final answer
    x = 13,313,943.67

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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.