Home / 38,350,169.60-57,525,254.40-12,792,012.80

Finding the Fourth Proportional to 38,350,169.60, 57,525,254.40 and 12,792,012.80

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Solution

The fourth proportional to 38,350,169.60, 57,525,254.40 and 12,792,012.80 is: 19,188,019.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,350,169.60 : 57,525,254.40 = 12,792,012.80 : x
  2. Step 2: Convert to fraction form
    38,350,169.60/57,525,254.40 = 12,792,012.80/x
  3. Step 3: Cross multiply
    38,350,169.60x = 57,525,254.40 × 12,792,012.80
  4. Step 4: Simplify right side
    38,350,169.60x = 735,863,790,608,056.38
  5. Step 5: Solve for x
    x = 735,863,790,608,056.38/38,350,169.60
  6. Step 6: Final answer
    x = 19,188,019.20

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1.5x scale

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.