Home / 54,041,240.69-81,062,050.50-13,100,513.21

Finding the Fourth Proportional to 54,041,240.69, 81,062,050.50 and 13,100,513.21

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Solution

The fourth proportional to 54,041,240.69, 81,062,050.50 and 13,100,513.21 is: 19,650,815.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,041,240.69 : 81,062,050.50 = 13,100,513.21 : x
  2. Step 2: Convert to fraction form
    54,041,240.69/81,062,050.50 = 13,100,513.21/x
  3. Step 3: Cross multiply
    54,041,240.69x = 81,062,050.50 × 13,100,513.21
  4. Step 4: Simplify right side
    54,041,240.69x = 1,061,954,462,999,626.88
  5. Step 5: Solve for x
    x = 1,061,954,462,999,626.88/54,041,240.69
  6. Step 6: Final answer
    x = 19,650,815.74

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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.