Home / 55,993,374.80-83,990,062.20-46,427,436.80

Finding the Fourth Proportional to 55,993,374.80, 83,990,062.20 and 46,427,436.80

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Solution

The fourth proportional to 55,993,374.80, 83,990,062.20 and 46,427,436.80 is: 69,641,155.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,993,374.80 : 83,990,062.20 = 46,427,436.80 : x
  2. Step 2: Convert to fraction form
    55,993,374.80/83,990,062.20 = 46,427,436.80/x
  3. Step 3: Cross multiply
    55,993,374.80x = 83,990,062.20 × 46,427,436.80
  4. Step 4: Simplify right side
    55,993,374.80x = 3,899,443,304,618,569
  5. Step 5: Solve for x
    x = 3,899,443,304,618,569/55,993,374.80
  6. Step 6: Final answer
    x = 69,641,155.20

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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.