Home / 30,866,914.41-42,593,271.62-17,818,377.10

Finding the Fourth Proportional to 30,866,914.41, 42,593,271.62 and 17,818,377.10

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Solution

The fourth proportional to 30,866,914.41, 42,593,271.62 and 17,818,377.10 is: 24,587,588.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,866,914.41 : 42,593,271.62 = 17,818,377.10 : x
  2. Step 2: Convert to fraction form
    30,866,914.41/42,593,271.62 = 17,818,377.10/x
  3. Step 3: Cross multiply
    30,866,914.41x = 42,593,271.62 × 17,818,377.10
  4. Step 4: Simplify right side
    30,866,914.41x = 758,942,975,647,887.88
  5. Step 5: Solve for x
    x = 758,942,975,647,887.88/30,866,914.41
  6. Step 6: Final answer
    x = 24,587,588.04

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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.