Home / 28,282,382.64-39,028,589.36-17,287,541.46

Finding the Fourth Proportional to 28,282,382.64, 39,028,589.36 and 17,287,541.46

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Solution

The fourth proportional to 28,282,382.64, 39,028,589.36 and 17,287,541.46 is: 23,856,135.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,282,382.64 : 39,028,589.36 = 17,287,541.46 : x
  2. Step 2: Convert to fraction form
    28,282,382.64/39,028,589.36 = 17,287,541.46/x
  3. Step 3: Cross multiply
    28,282,382.64x = 39,028,589.36 × 17,287,541.46
  4. Step 4: Simplify right side
    28,282,382.64x = 674,708,356,686,314.88
  5. Step 5: Solve for x
    x = 674,708,356,686,314.88/28,282,382.64
  6. Step 6: Final answer
    x = 23,856,135.65

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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.