Home / 82,589,899.07-113,941,804.50-47,288,839.52

Finding the Fourth Proportional to 82,589,899.07, 113,941,804.50 and 47,288,839.52

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Solution

The fourth proportional to 82,589,899.07, 113,941,804.50 and 47,288,839.52 is: 65,240,129.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,589,899.07 : 113,941,804.50 = 47,288,839.52 : x
  2. Step 2: Convert to fraction form
    82,589,899.07/113,941,804.50 = 47,288,839.52/x
  3. Step 3: Cross multiply
    82,589,899.07x = 113,941,804.50 × 47,288,839.52
  4. Step 4: Simplify right side
    82,589,899.07x = 5,388,175,707,050,005
  5. Step 5: Solve for x
    x = 5,388,175,707,050,005/82,589,899.07
  6. Step 6: Final answer
    x = 65,240,129.46

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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.