Home / 13,541,128.04-20,314,710.12-6,348,828.62

Finding the Fourth Proportional to 13,541,128.04, 20,314,710.12 and 6,348,828.62

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Solution

The fourth proportional to 13,541,128.04, 20,314,710.12 and 6,348,828.62 is: 9,524,657.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,541,128.04 : 20,314,710.12 = 6,348,828.62 : x
  2. Step 2: Convert to fraction form
    13,541,128.04/20,314,710.12 = 6,348,828.62/x
  3. Step 3: Cross multiply
    13,541,128.04x = 20,314,710.12 × 6,348,828.62
  4. Step 4: Simplify right side
    13,541,128.04x = 128,974,612,915,286.09
  5. Step 5: Solve for x
    x = 128,974,612,915,286.09/13,541,128.04
  6. Step 6: Final answer
    x = 9,524,657.96

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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.