Home / 15,502,320-23,246,694.72-7,821,239.04

Finding the Fourth Proportional to 15,502,320, 23,246,694.72 and 7,821,239.04

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Solution

The fourth proportional to 15,502,320, 23,246,694.72 and 7,821,239.04 is: 11,728,435.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,502,320 : 23,246,694.72 = 7,821,239.04 : x
  2. Step 2: Convert to fraction form
    15,502,320/23,246,694.72 = 7,821,239.04/x
  3. Step 3: Cross multiply
    15,502,320x = 23,246,694.72 × 7,821,239.04
  4. Step 4: Simplify right side
    15,502,320x = 181,817,956,295,025.88
  5. Step 5: Solve for x
    x = 181,817,956,295,025.88/15,502,320
  6. Step 6: Final answer
    x = 11,728,435.25

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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.