Home / 53,178,081.20-79,767,121.80-17,276,289.20

Finding the Fourth Proportional to 53,178,081.20, 79,767,121.80 and 17,276,289.20

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Solution

The fourth proportional to 53,178,081.20, 79,767,121.80 and 17,276,289.20 is: 25,914,433.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,178,081.20 : 79,767,121.80 = 17,276,289.20 : x
  2. Step 2: Convert to fraction form
    53,178,081.20/79,767,121.80 = 17,276,289.20/x
  3. Step 3: Cross multiply
    53,178,081.20x = 79,767,121.80 × 17,276,289.20
  4. Step 4: Simplify right side
    53,178,081.20x = 1,378,079,864,868,424.50
  5. Step 5: Solve for x
    x = 1,378,079,864,868,424.50/53,178,081.20
  6. Step 6: Final answer
    x = 25,914,433.80

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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.