Home / 55,768,541.40-83,652,812.10-40,463,040.60

Finding the Fourth Proportional to 55,768,541.40, 83,652,812.10 and 40,463,040.60

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Solution

The fourth proportional to 55,768,541.40, 83,652,812.10 and 40,463,040.60 is: 60,694,560.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,768,541.40 : 83,652,812.10 = 40,463,040.60 : x
  2. Step 2: Convert to fraction form
    55,768,541.40/83,652,812.10 = 40,463,040.60/x
  3. Step 3: Cross multiply
    55,768,541.40x = 83,652,812.10 × 40,463,040.60
  4. Step 4: Simplify right side
    55,768,541.40x = 3,384,847,132,306,471
  5. Step 5: Solve for x
    x = 3,384,847,132,306,471/55,768,541.40
  6. Step 6: Final answer
    x = 60,694,560.90

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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.