Home / 28,427,603.98-42,644,395.66-9,259,855.90

Finding the Fourth Proportional to 28,427,603.98, 42,644,395.66 and 9,259,855.90

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Solution

The fourth proportional to 28,427,603.98, 42,644,395.66 and 9,259,855.90 is: 13,890,757.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,427,603.98 : 42,644,395.66 = 9,259,855.90 : x
  2. Step 2: Convert to fraction form
    28,427,603.98/42,644,395.66 = 9,259,855.90/x
  3. Step 3: Cross multiply
    28,427,603.98x = 42,644,395.66 × 9,259,855.90
  4. Step 4: Simplify right side
    28,427,603.98x = 394,880,958,754,185.38
  5. Step 5: Solve for x
    x = 394,880,958,754,185.38/28,427,603.98
  6. Step 6: Final answer
    x = 13,890,757.70

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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.