Home / 40,954,395.42-61,431,821.69-13,660,612.88

Finding the Fourth Proportional to 40,954,395.42, 61,431,821.69 and 13,660,612.88

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Solution

The fourth proportional to 40,954,395.42, 61,431,821.69 and 13,660,612.88 is: 20,490,995.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,954,395.42 : 61,431,821.69 = 13,660,612.88 : x
  2. Step 2: Convert to fraction form
    40,954,395.42/61,431,821.69 = 13,660,612.88/x
  3. Step 3: Cross multiply
    40,954,395.42x = 61,431,821.69 × 13,660,612.88
  4. Step 4: Simplify right side
    40,954,395.42x = 839,196,334,244,815.25
  5. Step 5: Solve for x
    x = 839,196,334,244,815.25/40,954,395.42
  6. Step 6: Final answer
    x = 20,490,995.55

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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.