Home / 9,107,555.88-12,568,687.74-4,977,817.32

Finding the Fourth Proportional to 9,107,555.88, 12,568,687.74 and 4,977,817.32

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Solution

The fourth proportional to 9,107,555.88, 12,568,687.74 and 4,977,817.32 is: 6,869,530.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,107,555.88 : 12,568,687.74 = 4,977,817.32 : x
  2. Step 2: Convert to fraction form
    9,107,555.88/12,568,687.74 = 4,977,817.32/x
  3. Step 3: Cross multiply
    9,107,555.88x = 12,568,687.74 × 4,977,817.32
  4. Step 4: Simplify right side
    9,107,555.88x = 62,564,631,521,843.66
  5. Step 5: Solve for x
    x = 62,564,631,521,843.66/9,107,555.88
  6. Step 6: Final answer
    x = 6,869,530.35

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.