Home / 15,358,479.96-23,028,807.09-7,271,387.31

Finding the Fourth Proportional to 15,358,479.96, 23,028,807.09 and 7,271,387.31

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Solution

The fourth proportional to 15,358,479.96, 23,028,807.09 and 7,271,387.31 is: 10,902,861.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,358,479.96 : 23,028,807.09 = 7,271,387.31 : x
  2. Step 2: Convert to fraction form
    15,358,479.96/23,028,807.09 = 7,271,387.31/x
  3. Step 3: Cross multiply
    15,358,479.96x = 23,028,807.09 × 7,271,387.31
  4. Step 4: Simplify right side
    15,358,479.96x = 167,451,375,638,664.03
  5. Step 5: Solve for x
    x = 167,451,375,638,664.03/15,358,479.96
  6. Step 6: Final answer
    x = 10,902,861.23

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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.