Home / 69,348,457.32-104,037,593.81-20,165,165.24

Finding the Fourth Proportional to 69,348,457.32, 104,037,593.81 and 20,165,165.24

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Solution

The fourth proportional to 69,348,457.32, 104,037,593.81 and 20,165,165.24 is: 30,252,082.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,348,457.32 : 104,037,593.81 = 20,165,165.24 : x
  2. Step 2: Convert to fraction form
    69,348,457.32/104,037,593.81 = 20,165,165.24/x
  3. Step 3: Cross multiply
    69,348,457.32x = 104,037,593.81 × 20,165,165.24
  4. Step 4: Simplify right side
    69,348,457.32x = 2,097,935,269,729,637.50
  5. Step 5: Solve for x
    x = 2,097,935,269,729,637.50/69,348,457.32
  6. Step 6: Final answer
    x = 30,252,082.75

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.