Home / 31,069,389.60-46,596,610.80-15,915,520.80

Finding the Fourth Proportional to 31,069,389.60, 46,596,610.80 and 15,915,520.80

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Solution

The fourth proportional to 31,069,389.60, 46,596,610.80 and 15,915,520.80 is: 23,869,452.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,069,389.60 : 46,596,610.80 = 15,915,520.80 : x
  2. Step 2: Convert to fraction form
    31,069,389.60/46,596,610.80 = 15,915,520.80/x
  3. Step 3: Cross multiply
    31,069,389.60x = 46,596,610.80 × 15,915,520.80
  4. Step 4: Simplify right side
    31,069,389.60x = 741,609,328,396,904.62
  5. Step 5: Solve for x
    x = 741,609,328,396,904.62/31,069,389.60
  6. Step 6: Final answer
    x = 23,869,452.79

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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.