Home / 31,450,823.04-47,160,447.91-18,324,489.70

Finding the Fourth Proportional to 31,450,823.04, 47,160,447.91 and 18,324,489.70

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Solution

The fourth proportional to 31,450,823.04, 47,160,447.91 and 18,324,489.70 is: 27,477,536.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,450,823.04 : 47,160,447.91 = 18,324,489.70 : x
  2. Step 2: Convert to fraction form
    31,450,823.04/47,160,447.91 = 18,324,489.70/x
  3. Step 3: Cross multiply
    31,450,823.04x = 47,160,447.91 × 18,324,489.70
  4. Step 4: Simplify right side
    31,450,823.04x = 864,191,142,116,160.38
  5. Step 5: Solve for x
    x = 864,191,142,116,160.38/31,450,823.04
  6. Step 6: Final answer
    x = 27,477,536.63

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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.