Home / 10,301,447.28-15,448,601.52-5,181,898.44

Finding the Fourth Proportional to 10,301,447.28, 15,448,601.52 and 5,181,898.44

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Solution

The fourth proportional to 10,301,447.28, 15,448,601.52 and 5,181,898.44 is: 7,771,052.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,301,447.28 : 15,448,601.52 = 5,181,898.44 : x
  2. Step 2: Convert to fraction form
    10,301,447.28/15,448,601.52 = 5,181,898.44/x
  3. Step 3: Cross multiply
    10,301,447.28x = 15,448,601.52 × 5,181,898.44
  4. Step 4: Simplify right side
    10,301,447.28x = 80,053,084,116,669.64
  5. Step 5: Solve for x
    x = 80,053,084,116,669.64/10,301,447.28
  6. Step 6: Final answer
    x = 7,771,052.16

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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.