Home / 31,923,760.77-47,885,641.78-7,662,687.67

Finding the Fourth Proportional to 31,923,760.77, 47,885,641.78 and 7,662,687.67

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Solution

The fourth proportional to 31,923,760.77, 47,885,641.78 and 7,662,687.67 is: 11,494,031.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,923,760.77 : 47,885,641.78 = 7,662,687.67 : x
  2. Step 2: Convert to fraction form
    31,923,760.77/47,885,641.78 = 7,662,687.67/x
  3. Step 3: Cross multiply
    31,923,760.77x = 47,885,641.78 × 7,662,687.67
  4. Step 4: Simplify right side
    31,923,760.77x = 366,932,716,623,354
  5. Step 5: Solve for x
    x = 366,932,716,623,354/31,923,760.77
  6. Step 6: Final answer
    x = 11,494,031.65

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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.