Home / 69,386,638.65-95,753,673.71-38,019,703.75

Finding the Fourth Proportional to 69,386,638.65, 95,753,673.71 and 38,019,703.75

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Solution

The fourth proportional to 69,386,638.65, 95,753,673.71 and 38,019,703.75 is: 52,467,252.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,386,638.65 : 95,753,673.71 = 38,019,703.75 : x
  2. Step 2: Convert to fraction form
    69,386,638.65/95,753,673.71 = 38,019,703.75/x
  3. Step 3: Cross multiply
    69,386,638.65x = 95,753,673.71 × 38,019,703.75
  4. Step 4: Simplify right side
    69,386,638.65x = 3,640,526,307,044,644.50
  5. Step 5: Solve for x
    x = 3,640,526,307,044,644.50/69,386,638.65
  6. Step 6: Final answer
    x = 52,467,252.74

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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.