Home / 81,955,530.79-113,105,079.64-46,674,827.75

Finding the Fourth Proportional to 81,955,530.79, 113,105,079.64 and 46,674,827.75

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Solution

The fourth proportional to 81,955,530.79, 113,105,079.64 and 46,674,827.75 is: 64,414,934.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,955,530.79 : 113,105,079.64 = 46,674,827.75 : x
  2. Step 2: Convert to fraction form
    81,955,530.79/113,105,079.64 = 46,674,827.75/x
  3. Step 3: Cross multiply
    81,955,530.79x = 113,105,079.64 × 46,674,827.75
  4. Step 4: Simplify right side
    81,955,530.79x = 5,279,160,110,188,138
  5. Step 5: Solve for x
    x = 5,279,160,110,188,138/81,955,530.79
  6. Step 6: Final answer
    x = 64,414,934.04

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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.