Home / 69,405,381.14-104,108,065.38-30,543,833.12

Finding the Fourth Proportional to 69,405,381.14, 104,108,065.38 and 30,543,833.12

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Solution

The fourth proportional to 69,405,381.14, 104,108,065.38 and 30,543,833.12 is: 45,815,746.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,405,381.14 : 104,108,065.38 = 30,543,833.12 : x
  2. Step 2: Convert to fraction form
    69,405,381.14/104,108,065.38 = 30,543,833.12/x
  3. Step 3: Cross multiply
    69,405,381.14x = 104,108,065.38 × 30,543,833.12
  4. Step 4: Simplify right side
    69,405,381.14x = 3,179,859,374,892,228.50
  5. Step 5: Solve for x
    x = 3,179,859,374,892,228.50/69,405,381.14
  6. Step 6: Final answer
    x = 45,815,746.89

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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.