Home / 79,719,372.24-119,579,059.98-19,135,098.24

Finding the Fourth Proportional to 79,719,372.24, 119,579,059.98 and 19,135,098.24

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Solution

The fourth proportional to 79,719,372.24, 119,579,059.98 and 19,135,098.24 is: 28,702,647.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,719,372.24 : 119,579,059.98 = 19,135,098.24 : x
  2. Step 2: Convert to fraction form
    79,719,372.24/119,579,059.98 = 19,135,098.24/x
  3. Step 3: Cross multiply
    79,719,372.24x = 119,579,059.98 × 19,135,098.24
  4. Step 4: Simplify right side
    79,719,372.24x = 2,288,157,060,164,152.50
  5. Step 5: Solve for x
    x = 2,288,157,060,164,152.50/79,719,372.24
  6. Step 6: Final answer
    x = 28,702,647.75

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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.