Home / 69,124,371.70-103,686,557.55-61,734,061.30

Finding the Fourth Proportional to 69,124,371.70, 103,686,557.55 and 61,734,061.30

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Solution

The fourth proportional to 69,124,371.70, 103,686,557.55 and 61,734,061.30 is: 92,601,091.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,124,371.70 : 103,686,557.55 = 61,734,061.30 : x
  2. Step 2: Convert to fraction form
    69,124,371.70/103,686,557.55 = 61,734,061.30/x
  3. Step 3: Cross multiply
    69,124,371.70x = 103,686,557.55 × 61,734,061.30
  4. Step 4: Simplify right side
    69,124,371.70x = 6,400,992,299,777,677
  5. Step 5: Solve for x
    x = 6,400,992,299,777,677/69,124,371.70
  6. Step 6: Final answer
    x = 92,601,091.95

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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.