Home / 72,261,985.26-108,375,622.38-33,363,063.11

Finding the Fourth Proportional to 72,261,985.26, 108,375,622.38 and 33,363,063.11

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Solution

The fourth proportional to 72,261,985.26, 108,375,622.38 and 33,363,063.11 is: 50,036,581.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,261,985.26 : 108,375,622.38 = 33,363,063.11 : x
  2. Step 2: Convert to fraction form
    72,261,985.26/108,375,622.38 = 33,363,063.11/x
  3. Step 3: Cross multiply
    72,261,985.26x = 108,375,622.38 × 33,363,063.11
  4. Step 4: Simplify right side
    72,261,985.26x = 3,615,742,729,049,468
  5. Step 5: Solve for x
    x = 3,615,742,729,049,468/72,261,985.26
  6. Step 6: Final answer
    x = 50,036,581.70

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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.