Home / 9,669,213.92-13,343,522.04-5,318,631.20

Finding the Fourth Proportional to 9,669,213.92, 13,343,522.04 and 5,318,631.20

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Solution

The fourth proportional to 9,669,213.92, 13,343,522.04 and 5,318,631.20 is: 7,339,714.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,669,213.92 : 13,343,522.04 = 5,318,631.20 : x
  2. Step 2: Convert to fraction form
    9,669,213.92/13,343,522.04 = 5,318,631.20/x
  3. Step 3: Cross multiply
    9,669,213.92x = 13,343,522.04 × 5,318,631.20
  4. Step 4: Simplify right side
    9,669,213.92x = 70,969,272,639,831.64
  5. Step 5: Solve for x
    x = 70,969,272,639,831.64/9,669,213.92
  6. Step 6: Final answer
    x = 7,339,714.81

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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.