Home / 54,033,091.80-81,049,637.70-13,643,575.80

Finding the Fourth Proportional to 54,033,091.80, 81,049,637.70 and 13,643,575.80

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Solution

The fourth proportional to 54,033,091.80, 81,049,637.70 and 13,643,575.80 is: 20,465,363.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,033,091.80 : 81,049,637.70 = 13,643,575.80 : x
  2. Step 2: Convert to fraction form
    54,033,091.80/81,049,637.70 = 13,643,575.80/x
  3. Step 3: Cross multiply
    54,033,091.80x = 81,049,637.70 × 13,643,575.80
  4. Step 4: Simplify right side
    54,033,091.80x = 1,105,806,875,522,487.75
  5. Step 5: Solve for x
    x = 1,105,806,875,522,487.75/54,033,091.80
  6. Step 6: Final answer
    x = 20,465,363.70

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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.