Home / 31,414,885.20-43,334,827.87-18,852,727.10

Finding the Fourth Proportional to 31,414,885.20, 43,334,827.87 and 18,852,727.10

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Solution

The fourth proportional to 31,414,885.20, 43,334,827.87 and 18,852,727.10 is: 26,006,133.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,414,885.20 : 43,334,827.87 = 18,852,727.10 : x
  2. Step 2: Convert to fraction form
    31,414,885.20/43,334,827.87 = 18,852,727.10/x
  3. Step 3: Cross multiply
    31,414,885.20x = 43,334,827.87 × 18,852,727.10
  4. Step 4: Simplify right side
    31,414,885.20x = 816,979,683,758,584.25
  5. Step 5: Solve for x
    x = 816,979,683,758,584.25/31,414,885.20
  6. Step 6: Final answer
    x = 26,006,133.03

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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.