Home / 18,435,362.15-27,654,371.84-7,075,810.78

Finding the Fourth Proportional to 18,435,362.15, 27,654,371.84 and 7,075,810.78

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Solution

The fourth proportional to 18,435,362.15, 27,654,371.84 and 7,075,810.78 is: 10,614,226.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,435,362.15 : 27,654,371.84 = 7,075,810.78 : x
  2. Step 2: Convert to fraction form
    18,435,362.15/27,654,371.84 = 7,075,810.78/x
  3. Step 3: Cross multiply
    18,435,362.15x = 27,654,371.84 × 7,075,810.78
  4. Step 4: Simplify right side
    18,435,362.15x = 195,677,102,379,600.44
  5. Step 5: Solve for x
    x = 195,677,102,379,600.44/18,435,362.15
  6. Step 6: Final answer
    x = 10,614,226.12

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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.