Home / 31,589,084.22-47,386,518.03-8,869,828.38

Finding the Fourth Proportional to 31,589,084.22, 47,386,518.03 and 8,869,828.38

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Solution

The fourth proportional to 31,589,084.22, 47,386,518.03 and 8,869,828.38 is: 13,305,554.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,589,084.22 : 47,386,518.03 = 8,869,828.38 : x
  2. Step 2: Convert to fraction form
    31,589,084.22/47,386,518.03 = 8,869,828.38/x
  3. Step 3: Cross multiply
    31,589,084.22x = 47,386,518.03 × 8,869,828.38
  4. Step 4: Simplify right side
    31,589,084.22x = 420,310,282,451,875.75
  5. Step 5: Solve for x
    x = 420,310,282,451,875.75/31,589,084.22
  6. Step 6: Final answer
    x = 13,305,554.52

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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.