Home / 49,485,405.28-68,286,577.60-27,457,508.76

Finding the Fourth Proportional to 49,485,405.28, 68,286,577.60 and 27,457,508.76

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Solution

The fourth proportional to 49,485,405.28, 68,286,577.60 and 27,457,508.76 is: 37,889,541.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,485,405.28 : 68,286,577.60 = 27,457,508.76 : x
  2. Step 2: Convert to fraction form
    49,485,405.28/68,286,577.60 = 27,457,508.76/x
  3. Step 3: Cross multiply
    49,485,405.28x = 68,286,577.60 × 27,457,508.76
  4. Step 4: Simplify right side
    49,485,405.28x = 1,874,979,302,642,419.75
  5. Step 5: Solve for x
    x = 1,874,979,302,642,419.75/49,485,405.28
  6. Step 6: Final answer
    x = 37,889,541.21

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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.