Home / 49,521,796.80-74,338,682.40-38,212,382.40

Finding the Fourth Proportional to 49,521,796.80, 74,338,682.40 and 38,212,382.40

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Solution

The fourth proportional to 49,521,796.80, 74,338,682.40 and 38,212,382.40 is: 57,361,774.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,521,796.80 : 74,338,682.40 = 38,212,382.40 : x
  2. Step 2: Convert to fraction form
    49,521,796.80/74,338,682.40 = 38,212,382.40/x
  3. Step 3: Cross multiply
    49,521,796.80x = 74,338,682.40 × 38,212,382.40
  4. Step 4: Simplify right side
    49,521,796.80x = 2,840,658,158,980,950
  5. Step 5: Solve for x
    x = 2,840,658,158,980,950/49,521,796.80
  6. Step 6: Final answer
    x = 57,361,774.87

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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.