Home / 15,509,972.40-23,275,456.20-6,985,921.20

Finding the Fourth Proportional to 15,509,972.40, 23,275,456.20 and 6,985,921.20

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Solution

The fourth proportional to 15,509,972.40, 23,275,456.20 and 6,985,921.20 is: 10,483,610.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,509,972.40 : 23,275,456.20 = 6,985,921.20 : x
  2. Step 2: Convert to fraction form
    15,509,972.40/23,275,456.20 = 6,985,921.20/x
  3. Step 3: Cross multiply
    15,509,972.40x = 23,275,456.20 × 6,985,921.20
  4. Step 4: Simplify right side
    15,509,972.40x = 162,600,502,907,251.44
  5. Step 5: Solve for x
    x = 162,600,502,907,251.44/15,509,972.40
  6. Step 6: Final answer
    x = 10,483,610.07

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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.