Home / 48,879,121.40-73,397,018.10-38,865,015.80

Finding the Fourth Proportional to 48,879,121.40, 73,397,018.10 and 38,865,015.80

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Solution

The fourth proportional to 48,879,121.40, 73,397,018.10 and 38,865,015.80 is: 58,359,810.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,879,121.40 : 73,397,018.10 = 38,865,015.80 : x
  2. Step 2: Convert to fraction form
    48,879,121.40/73,397,018.10 = 38,865,015.80/x
  3. Step 3: Cross multiply
    48,879,121.40x = 73,397,018.10 × 38,865,015.80
  4. Step 4: Simplify right side
    48,879,121.40x = 2,852,576,268,129,385.50
  5. Step 5: Solve for x
    x = 2,852,576,268,129,385.50/48,879,121.40
  6. Step 6: Final answer
    x = 58,359,810.62

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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.