Home / 15,683,435.20-23,514,363.60-7,992,193.60

Finding the Fourth Proportional to 15,683,435.20, 23,514,363.60 and 7,992,193.60

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Solution

The fourth proportional to 15,683,435.20, 23,514,363.60 and 7,992,193.60 is: 11,982,792.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,683,435.20 : 23,514,363.60 = 7,992,193.60 : x
  2. Step 2: Convert to fraction form
    15,683,435.20/23,514,363.60 = 7,992,193.60/x
  3. Step 3: Cross multiply
    15,683,435.20x = 23,514,363.60 × 7,992,193.60
  4. Step 4: Simplify right side
    15,683,435.20x = 187,931,346,271,992.97
  5. Step 5: Solve for x
    x = 187,931,346,271,992.97/15,683,435.20
  6. Step 6: Final answer
    x = 11,982,792.28

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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.