Home / 84,309,597.13-116,311,617.33-56,441,286.07

Finding the Fourth Proportional to 84,309,597.13, 116,311,617.33 and 56,441,286.07

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Solution

The fourth proportional to 84,309,597.13, 116,311,617.33 and 56,441,286.07 is: 77,865,124.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,309,597.13 : 116,311,617.33 = 56,441,286.07 : x
  2. Step 2: Convert to fraction form
    84,309,597.13/116,311,617.33 = 56,441,286.07/x
  3. Step 3: Cross multiply
    84,309,597.13x = 116,311,617.33 × 56,441,286.07
  4. Step 4: Simplify right side
    84,309,597.13x = 6,564,777,266,986,900
  5. Step 5: Solve for x
    x = 6,564,777,266,986,900/84,309,597.13
  6. Step 6: Final answer
    x = 77,865,124.38

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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.