Home / 14,786,968.80-20,376,948.96-11,306,251.32

Finding the Fourth Proportional to 14,786,968.80, 20,376,948.96 and 11,306,251.32

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Solution

The fourth proportional to 14,786,968.80, 20,376,948.96 and 11,306,251.32 is: 15,580,401.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,786,968.80 : 20,376,948.96 = 11,306,251.32 : x
  2. Step 2: Convert to fraction form
    14,786,968.80/20,376,948.96 = 11,306,251.32/x
  3. Step 3: Cross multiply
    14,786,968.80x = 20,376,948.96 × 11,306,251.32
  4. Step 4: Simplify right side
    14,786,968.80x = 230,386,906,076,572.66
  5. Step 5: Solve for x
    x = 230,386,906,076,572.66/14,786,968.80
  6. Step 6: Final answer
    x = 15,580,401.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.