Home / 63,910,466.40-95,809,712.40-38,361,640.80

Finding the Fourth Proportional to 63,910,466.40, 95,809,712.40 and 38,361,640.80

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Solution

The fourth proportional to 63,910,466.40, 95,809,712.40 and 38,361,640.80 is: 57,508,855.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,910,466.40 : 95,809,712.40 = 38,361,640.80 : x
  2. Step 2: Convert to fraction form
    63,910,466.40/95,809,712.40 = 38,361,640.80/x
  3. Step 3: Cross multiply
    63,910,466.40x = 95,809,712.40 × 38,361,640.80
  4. Step 4: Simplify right side
    63,910,466.40x = 3,675,417,772,240,106
  5. Step 5: Solve for x
    x = 3,675,417,772,240,106/63,910,466.40
  6. Step 6: Final answer
    x = 57,508,855.42

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.