Home / 51,809,620.71-77,709,105.45-17,262,291.11

Finding the Fourth Proportional to 51,809,620.71, 77,709,105.45 and 17,262,291.11

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Solution

The fourth proportional to 51,809,620.71, 77,709,105.45 and 17,262,291.11 is: 25,891,662.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,809,620.71 : 77,709,105.45 = 17,262,291.11 : x
  2. Step 2: Convert to fraction form
    51,809,620.71/77,709,105.45 = 17,262,291.11/x
  3. Step 3: Cross multiply
    51,809,620.71x = 77,709,105.45 × 17,262,291.11
  4. Step 4: Simplify right side
    51,809,620.71x = 1,341,437,200,175,587.50
  5. Step 5: Solve for x
    x = 1,341,437,200,175,587.50/51,809,620.71
  6. Step 6: Final answer
    x = 25,891,662.24

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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.