Home / 54,668,027.20-81,907,562.40-25,852,115.20

Finding the Fourth Proportional to 54,668,027.20, 81,907,562.40 and 25,852,115.20

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Solution

The fourth proportional to 54,668,027.20, 81,907,562.40 and 25,852,115.20 is: 38,733,494.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,668,027.20 : 81,907,562.40 = 25,852,115.20 : x
  2. Step 2: Convert to fraction form
    54,668,027.20/81,907,562.40 = 25,852,115.20/x
  3. Step 3: Cross multiply
    54,668,027.20x = 81,907,562.40 × 25,852,115.20
  4. Step 4: Simplify right side
    54,668,027.20x = 2,117,483,738,915,988.50
  5. Step 5: Solve for x
    x = 2,117,483,738,915,988.50/54,668,027.20
  6. Step 6: Final answer
    x = 38,733,494.65

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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.