Home / 72,380,214.10-108,586,067.55-23,849,809.30

Finding the Fourth Proportional to 72,380,214.10, 108,586,067.55 and 23,849,809.30

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Solution

The fourth proportional to 72,380,214.10, 108,586,067.55 and 23,849,809.30 is: 35,779,902.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,380,214.10 : 108,586,067.55 = 23,849,809.30 : x
  2. Step 2: Convert to fraction form
    72,380,214.10/108,586,067.55 = 23,849,809.30/x
  3. Step 3: Cross multiply
    72,380,214.10x = 108,586,067.55 × 23,849,809.30
  4. Step 4: Simplify right side
    72,380,214.10x = 2,589,757,003,704,418
  5. Step 5: Solve for x
    x = 2,589,757,003,704,418/72,380,214.10
  6. Step 6: Final answer
    x = 35,779,902.50

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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.