Home / 15,563,345.90-23,348,518.05-4,781,144.30

Finding the Fourth Proportional to 15,563,345.90, 23,348,518.05 and 4,781,144.30

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Solution

The fourth proportional to 15,563,345.90, 23,348,518.05 and 4,781,144.30 is: 7,172,791.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,563,345.90 : 23,348,518.05 = 4,781,144.30 : x
  2. Step 2: Convert to fraction form
    15,563,345.90/23,348,518.05 = 4,781,144.30/x
  3. Step 3: Cross multiply
    15,563,345.90x = 23,348,518.05 × 4,781,144.30
  4. Step 4: Simplify right side
    15,563,345.90x = 111,632,633,988,204.61
  5. Step 5: Solve for x
    x = 111,632,633,988,204.61/15,563,345.90
  6. Step 6: Final answer
    x = 7,172,791.42

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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.