Home / 27,202,642.20-40,803,963.30-10,161,100.80

Finding the Fourth Proportional to 27,202,642.20, 40,803,963.30 and 10,161,100.80

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Solution

The fourth proportional to 27,202,642.20, 40,803,963.30 and 10,161,100.80 is: 15,241,651.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,202,642.20 : 40,803,963.30 = 10,161,100.80 : x
  2. Step 2: Convert to fraction form
    27,202,642.20/40,803,963.30 = 10,161,100.80/x
  3. Step 3: Cross multiply
    27,202,642.20x = 40,803,963.30 × 10,161,100.80
  4. Step 4: Simplify right side
    27,202,642.20x = 414,613,184,130,800.62
  5. Step 5: Solve for x
    x = 414,613,184,130,800.62/27,202,642.20
  6. Step 6: Final answer
    x = 15,241,651.20

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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.