Home / 25,632,022.60-38,448,033.90-7,678,793.80

Finding the Fourth Proportional to 25,632,022.60, 38,448,033.90 and 7,678,793.80

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Solution

The fourth proportional to 25,632,022.60, 38,448,033.90 and 7,678,793.80 is: 11,518,190.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,632,022.60 : 38,448,033.90 = 7,678,793.80 : x
  2. Step 2: Convert to fraction form
    25,632,022.60/38,448,033.90 = 7,678,793.80/x
  3. Step 3: Cross multiply
    25,632,022.60x = 38,448,033.90 × 7,678,793.80
  4. Step 4: Simplify right side
    25,632,022.60x = 295,234,524,333,509.81
  5. Step 5: Solve for x
    x = 295,234,524,333,509.81/25,632,022.60
  6. Step 6: Final answer
    x = 11,518,190.70

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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.