Home / 71,332,847.25-98,439,343.53-43,455,555.96

Finding the Fourth Proportional to 71,332,847.25, 98,439,343.53 and 43,455,555.96

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Solution

The fourth proportional to 71,332,847.25, 98,439,343.53 and 43,455,555.96 is: 59,968,675.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,332,847.25 : 98,439,343.53 = 43,455,555.96 : x
  2. Step 2: Convert to fraction form
    71,332,847.25/98,439,343.53 = 43,455,555.96/x
  3. Step 3: Cross multiply
    71,332,847.25x = 98,439,343.53 × 43,455,555.96
  4. Step 4: Simplify right side
    71,332,847.25x = 4,277,736,401,433,579
  5. Step 5: Solve for x
    x = 4,277,736,401,433,579/71,332,847.25
  6. Step 6: Final answer
    x = 59,968,675.95

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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.