Home / 31,521,270.15-47,281,905.23-11,074,077.68

Finding the Fourth Proportional to 31,521,270.15, 47,281,905.23 and 11,074,077.68

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Solution

The fourth proportional to 31,521,270.15, 47,281,905.23 and 11,074,077.68 is: 16,611,116.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,521,270.15 : 47,281,905.23 = 11,074,077.68 : x
  2. Step 2: Convert to fraction form
    31,521,270.15/47,281,905.23 = 11,074,077.68/x
  3. Step 3: Cross multiply
    31,521,270.15x = 47,281,905.23 × 11,074,077.68
  4. Step 4: Simplify right side
    31,521,270.15x = 523,603,491,083,638.38
  5. Step 5: Solve for x
    x = 523,603,491,083,638.38/31,521,270.15
  6. Step 6: Final answer
    x = 16,611,116.51

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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.