Home / 69,808,385.82-96,332,464.20-40,017,676.32

Finding the Fourth Proportional to 69,808,385.82, 96,332,464.20 and 40,017,676.32

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Solution

The fourth proportional to 69,808,385.82, 96,332,464.20 and 40,017,676.32 is: 55,222,611.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,808,385.82 : 96,332,464.20 = 40,017,676.32 : x
  2. Step 2: Convert to fraction form
    69,808,385.82/96,332,464.20 = 40,017,676.32/x
  3. Step 3: Cross multiply
    69,808,385.82x = 96,332,464.20 × 40,017,676.32
  4. Step 4: Simplify right side
    69,808,385.82x = 3,855,001,371,463,588
  5. Step 5: Solve for x
    x = 3,855,001,371,463,588/69,808,385.82
  6. Step 6: Final answer
    x = 55,222,611.53

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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.