Home / 50,188,022.48-75,285,632.01-21,012,502.07

Finding the Fourth Proportional to 50,188,022.48, 75,285,632.01 and 21,012,502.07

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Solution

The fourth proportional to 50,188,022.48, 75,285,632.01 and 21,012,502.07 is: 31,520,259.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,188,022.48 : 75,285,632.01 = 21,012,502.07 : x
  2. Step 2: Convert to fraction form
    50,188,022.48/75,285,632.01 = 21,012,502.07/x
  3. Step 3: Cross multiply
    50,188,022.48x = 75,285,632.01 × 21,012,502.07
  4. Step 4: Simplify right side
    50,188,022.48x = 1,581,939,498,074,955.25
  5. Step 5: Solve for x
    x = 1,581,939,498,074,955.25/50,188,022.48
  6. Step 6: Final answer
    x = 31,520,259.62

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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.