Home / 69,561,154.92-104,361,926.96-28,040,603.60

Finding the Fourth Proportional to 69,561,154.92, 104,361,926.96 and 28,040,603.60

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Solution

The fourth proportional to 69,561,154.92, 104,361,926.96 and 28,040,603.60 is: 42,069,045.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,561,154.92 : 104,361,926.96 = 28,040,603.60 : x
  2. Step 2: Convert to fraction form
    69,561,154.92/104,361,926.96 = 28,040,603.60/x
  3. Step 3: Cross multiply
    69,561,154.92x = 104,361,926.96 × 28,040,603.60
  4. Step 4: Simplify right side
    69,561,154.92x = 2,926,371,424,817,513
  5. Step 5: Solve for x
    x = 2,926,371,424,817,513/69,561,154.92
  6. Step 6: Final answer
    x = 42,069,045.98

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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.