Home / 12,436,159.93-18,660,017.95-4,757,266.51

Finding the Fourth Proportional to 12,436,159.93, 18,660,017.95 and 4,757,266.51

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Solution

The fourth proportional to 12,436,159.93, 18,660,017.95 and 4,757,266.51 is: 7,138,110.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,436,159.93 : 18,660,017.95 = 4,757,266.51 : x
  2. Step 2: Convert to fraction form
    12,436,159.93/18,660,017.95 = 4,757,266.51/x
  3. Step 3: Cross multiply
    12,436,159.93x = 18,660,017.95 × 4,757,266.51
  4. Step 4: Simplify right side
    12,436,159.93x = 88,770,678,410,990.66
  5. Step 5: Solve for x
    x = 88,770,678,410,990.66/12,436,159.93
  6. Step 6: Final answer
    x = 7,138,110.07

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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.