Home / 74,873,041.57-103,330,144.09-41,381,800.15

Finding the Fourth Proportional to 74,873,041.57, 103,330,144.09 and 41,381,800.15

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Solution

The fourth proportional to 74,873,041.57, 103,330,144.09 and 41,381,800.15 is: 57,109,839.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,873,041.57 : 103,330,144.09 = 41,381,800.15 : x
  2. Step 2: Convert to fraction form
    74,873,041.57/103,330,144.09 = 41,381,800.15/x
  3. Step 3: Cross multiply
    74,873,041.57x = 103,330,144.09 × 41,381,800.15
  4. Step 4: Simplify right side
    74,873,041.57x = 4,275,987,371,686,433.50
  5. Step 5: Solve for x
    x = 4,275,987,371,686,433.50/74,873,041.57
  6. Step 6: Final answer
    x = 57,109,839.30

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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.