Home / 64,784,394.33-88,926,578.75-57,277,790.20

Finding the Fourth Proportional to 64,784,394.33, 88,926,578.75 and 57,277,790.20

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Solution

The fourth proportional to 64,784,394.33, 88,926,578.75 and 57,277,790.20 is: 78,622,606.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,784,394.33 : 88,926,578.75 = 57,277,790.20 : x
  2. Step 2: Convert to fraction form
    64,784,394.33/88,926,578.75 = 57,277,790.20/x
  3. Step 3: Cross multiply
    64,784,394.33x = 88,926,578.75 × 57,277,790.20
  4. Step 4: Simplify right side
    64,784,394.33x = 5,093,517,920,846,279
  5. Step 5: Solve for x
    x = 5,093,517,920,846,279/64,784,394.33
  6. Step 6: Final answer
    x = 78,622,606.16

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.