Home / 87,793,942.59-121,146,811.14-48,628,401.64

Finding the Fourth Proportional to 87,793,942.59, 121,146,811.14 and 48,628,401.64

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Solution

The fourth proportional to 87,793,942.59, 121,146,811.14 and 48,628,401.64 is: 67,102,303.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,793,942.59 : 121,146,811.14 = 48,628,401.64 : x
  2. Step 2: Convert to fraction form
    87,793,942.59/121,146,811.14 = 48,628,401.64/x
  3. Step 3: Cross multiply
    87,793,942.59x = 121,146,811.14 × 48,628,401.64
  4. Step 4: Simplify right side
    87,793,942.59x = 5,891,175,789,824,013
  5. Step 5: Solve for x
    x = 5,891,175,789,824,013/87,793,942.59
  6. Step 6: Final answer
    x = 67,102,303.60

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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.