Home / 48,045,862.57-72,183,766.92-30,807,836.65

Finding the Fourth Proportional to 48,045,862.57, 72,183,766.92 and 30,807,836.65

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Solution

The fourth proportional to 48,045,862.57, 72,183,766.92 and 30,807,836.65 is: 46,285,477.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,045,862.57 : 72,183,766.92 = 30,807,836.65 : x
  2. Step 2: Convert to fraction form
    48,045,862.57/72,183,766.92 = 30,807,836.65/x
  3. Step 3: Cross multiply
    48,045,862.57x = 72,183,766.92 × 30,807,836.65
  4. Step 4: Simplify right side
    48,045,862.57x = 2,223,825,699,872,574.25
  5. Step 5: Solve for x
    x = 2,223,825,699,872,574.25/48,045,862.57
  6. Step 6: Final answer
    x = 46,285,477.69

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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.