Home / 68,154,091.74-94,052,271.51-37,214,040.78

Finding the Fourth Proportional to 68,154,091.74, 94,052,271.51 and 37,214,040.78

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Solution

The fourth proportional to 68,154,091.74, 94,052,271.51 and 37,214,040.78 is: 51,355,171.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,154,091.74 : 94,052,271.51 = 37,214,040.78 : x
  2. Step 2: Convert to fraction form
    68,154,091.74/94,052,271.51 = 37,214,040.78/x
  3. Step 3: Cross multiply
    68,154,091.74x = 94,052,271.51 × 37,214,040.78
  4. Step 4: Simplify right side
    68,154,091.74x = 3,500,065,067,424,772.50
  5. Step 5: Solve for x
    x = 3,500,065,067,424,772.50/68,154,091.74
  6. Step 6: Final answer
    x = 51,355,171.47

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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.