Home / 76,691,307.06-105,836,615.42-45,356,217.10

Finding the Fourth Proportional to 76,691,307.06, 105,836,615.42 and 45,356,217.10

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Solution

The fourth proportional to 76,691,307.06, 105,836,615.42 and 45,356,217.10 is: 62,593,124.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,691,307.06 : 105,836,615.42 = 45,356,217.10 : x
  2. Step 2: Convert to fraction form
    76,691,307.06/105,836,615.42 = 45,356,217.10/x
  3. Step 3: Cross multiply
    76,691,307.06x = 105,836,615.42 × 45,356,217.10
  4. Step 4: Simplify right side
    76,691,307.06x = 4,800,348,505,627,355
  5. Step 5: Solve for x
    x = 4,800,348,505,627,355/76,691,307.06
  6. Step 6: Final answer
    x = 62,593,124.17

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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.