Home / 12,460,065.30-18,679,600.35-6,476,433.30

Finding the Fourth Proportional to 12,460,065.30, 18,679,600.35 and 6,476,433.30

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Solution

The fourth proportional to 12,460,065.30, 18,679,600.35 and 6,476,433.30 is: 9,709,193.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,460,065.30 : 18,679,600.35 = 6,476,433.30 : x
  2. Step 2: Convert to fraction form
    12,460,065.30/18,679,600.35 = 6,476,433.30/x
  3. Step 3: Cross multiply
    12,460,065.30x = 18,679,600.35 × 6,476,433.30
  4. Step 4: Simplify right side
    12,460,065.30x = 120,977,185,737,431.66
  5. Step 5: Solve for x
    x = 120,977,185,737,431.66/12,460,065.30
  6. Step 6: Final answer
    x = 9,709,193.56

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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.