Home / 69,346,541.84-95,690,013.64-39,987,524.88

Finding the Fourth Proportional to 69,346,541.84, 95,690,013.64 and 39,987,524.88

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Solution

The fourth proportional to 69,346,541.84, 95,690,013.64 and 39,987,524.88 is: 55,178,047.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,346,541.84 : 95,690,013.64 = 39,987,524.88 : x
  2. Step 2: Convert to fraction form
    69,346,541.84/95,690,013.64 = 39,987,524.88/x
  3. Step 3: Cross multiply
    69,346,541.84x = 95,690,013.64 × 39,987,524.88
  4. Step 4: Simplify right side
    69,346,541.84x = 3,826,406,801,197,039.50
  5. Step 5: Solve for x
    x = 3,826,406,801,197,039.50/69,346,541.84
  6. Step 6: Final answer
    x = 55,178,047.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.