Home / 76,298,457.82-105,292,621.56-41,491,904.62

Finding the Fourth Proportional to 76,298,457.82, 105,292,621.56 and 41,491,904.62

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Solution

The fourth proportional to 76,298,457.82, 105,292,621.56 and 41,491,904.62 is: 57,259,236.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,298,457.82 : 105,292,621.56 = 41,491,904.62 : x
  2. Step 2: Convert to fraction form
    76,298,457.82/105,292,621.56 = 41,491,904.62/x
  3. Step 3: Cross multiply
    76,298,457.82x = 105,292,621.56 × 41,491,904.62
  4. Step 4: Simplify right side
    76,298,457.82x = 4,368,791,410,957,275.50
  5. Step 5: Solve for x
    x = 4,368,791,410,957,275.50/76,298,457.82
  6. Step 6: Final answer
    x = 57,259,236.11

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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.