Home / 54,081,617.22-81,122,426.10-13,140,846

Finding the Fourth Proportional to 54,081,617.22, 81,122,426.10 and 13,140,846

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Solution

The fourth proportional to 54,081,617.22, 81,122,426.10 and 13,140,846 is: 19,711,269.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,081,617.22 : 81,122,426.10 = 13,140,846 : x
  2. Step 2: Convert to fraction form
    54,081,617.22/81,122,426.10 = 13,140,846/x
  3. Step 3: Cross multiply
    54,081,617.22x = 81,122,426.10 × 13,140,846
  4. Step 4: Simplify right side
    54,081,617.22x = 1,066,017,308,526,480.50
  5. Step 5: Solve for x
    x = 1,066,017,308,526,480.50/54,081,617.22
  6. Step 6: Final answer
    x = 19,711,269.07

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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.