Home / 31,730,698.98-47,596,064.22-20,945,479.14

Finding the Fourth Proportional to 31,730,698.98, 47,596,064.22 and 20,945,479.14

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Solution

The fourth proportional to 31,730,698.98, 47,596,064.22 and 20,945,479.14 is: 31,418,229.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,730,698.98 : 47,596,064.22 = 20,945,479.14 : x
  2. Step 2: Convert to fraction form
    31,730,698.98/47,596,064.22 = 20,945,479.14/x
  3. Step 3: Cross multiply
    31,730,698.98x = 47,596,064.22 × 20,945,479.14
  4. Step 4: Simplify right side
    31,730,698.98x = 996,922,370,266,110.38
  5. Step 5: Solve for x
    x = 996,922,370,266,110.38/31,730,698.98
  6. Step 6: Final answer
    x = 31,418,229.11

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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.