Home / 69,769,518.17-104,646,298.02-18,655,522.79

Finding the Fourth Proportional to 69,769,518.17, 104,646,298.02 and 18,655,522.79

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Solution

The fourth proportional to 69,769,518.17, 104,646,298.02 and 18,655,522.79 is: 27,981,150.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,769,518.17 : 104,646,298.02 = 18,655,522.79 : x
  2. Step 2: Convert to fraction form
    69,769,518.17/104,646,298.02 = 18,655,522.79/x
  3. Step 3: Cross multiply
    69,769,518.17x = 104,646,298.02 × 18,655,522.79
  4. Step 4: Simplify right side
    69,769,518.17x = 1,952,231,397,078,010.25
  5. Step 5: Solve for x
    x = 1,952,231,397,078,010.25/69,769,518.17
  6. Step 6: Final answer
    x = 27,981,150.63

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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.