Home / 13,149,977.09-19,726,818.51-4,052,810.39

Finding the Fourth Proportional to 13,149,977.09, 19,726,818.51 and 4,052,810.39

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Solution

The fourth proportional to 13,149,977.09, 19,726,818.51 and 4,052,810.39 is: 6,079,786.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,149,977.09 : 19,726,818.51 = 4,052,810.39 : x
  2. Step 2: Convert to fraction form
    13,149,977.09/19,726,818.51 = 4,052,810.39/x
  3. Step 3: Cross multiply
    13,149,977.09x = 19,726,818.51 × 4,052,810.39
  4. Step 4: Simplify right side
    13,149,977.09x = 79,949,055,018,972.33
  5. Step 5: Solve for x
    x = 79,949,055,018,972.33/13,149,977.09
  6. Step 6: Final answer
    x = 6,079,786.64

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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.