Home / 15,413,793.72-23,026,941.75-9,978,162.36

Finding the Fourth Proportional to 15,413,793.72, 23,026,941.75 and 9,978,162.36

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Solution

The fourth proportional to 15,413,793.72, 23,026,941.75 and 9,978,162.36 is: 14,906,554.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,413,793.72 : 23,026,941.75 = 9,978,162.36 : x
  2. Step 2: Convert to fraction form
    15,413,793.72/23,026,941.75 = 9,978,162.36/x
  3. Step 3: Cross multiply
    15,413,793.72x = 23,026,941.75 × 9,978,162.36
  4. Step 4: Simplify right side
    15,413,793.72x = 229,766,563,435,762.53
  5. Step 5: Solve for x
    x = 229,766,563,435,762.53/15,413,793.72
  6. Step 6: Final answer
    x = 14,906,554.97

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.