Home / 9,399,680.46-12,971,448.81-5,269,691.34

Finding the Fourth Proportional to 9,399,680.46, 12,971,448.81 and 5,269,691.34

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Solution

The fourth proportional to 9,399,680.46, 12,971,448.81 and 5,269,691.34 is: 7,272,112.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,399,680.46 : 12,971,448.81 = 5,269,691.34 : x
  2. Step 2: Convert to fraction form
    9,399,680.46/12,971,448.81 = 5,269,691.34/x
  3. Step 3: Cross multiply
    9,399,680.46x = 12,971,448.81 × 5,269,691.34
  4. Step 4: Simplify right side
    9,399,680.46x = 68,355,531,461,310.30
  5. Step 5: Solve for x
    x = 68,355,531,461,310.30/9,399,680.46
  6. Step 6: Final answer
    x = 7,272,112.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.