Home / 84,309,597.68-116,311,618.07-56,441,286.62

Finding the Fourth Proportional to 84,309,597.68, 116,311,618.07 and 56,441,286.62

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Solution

The fourth proportional to 84,309,597.68, 116,311,618.07 and 56,441,286.62 is: 77,865,125.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,309,597.68 : 116,311,618.07 = 56,441,286.62 : x
  2. Step 2: Convert to fraction form
    84,309,597.68/116,311,618.07 = 56,441,286.62/x
  3. Step 3: Cross multiply
    84,309,597.68x = 116,311,618.07 × 56,441,286.62
  4. Step 4: Simplify right side
    84,309,597.68x = 6,564,777,372,508,900
  5. Step 5: Solve for x
    x = 6,564,777,372,508,900/84,309,597.68
  6. Step 6: Final answer
    x = 77,865,125.13

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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.