Home / 12,436,160.93-18,660,019.45-4,757,267.51

Finding the Fourth Proportional to 12,436,160.93, 18,660,019.45 and 4,757,267.51

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Solution

The fourth proportional to 12,436,160.93, 18,660,019.45 and 4,757,267.51 is: 7,138,111.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,436,160.93 : 18,660,019.45 = 4,757,267.51 : x
  2. Step 2: Convert to fraction form
    12,436,160.93/18,660,019.45 = 4,757,267.51/x
  3. Step 3: Cross multiply
    12,436,160.93x = 18,660,019.45 × 4,757,267.51
  4. Step 4: Simplify right side
    12,436,160.93x = 88,770,704,265,453.06
  5. Step 5: Solve for x
    x = 88,770,704,265,453.06/12,436,160.93
  6. Step 6: Final answer
    x = 7,138,111.57

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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.