Home / 11,329,142.46-16,993,832.88-9,069,034.32

Finding the Fourth Proportional to 11,329,142.46, 16,993,832.88 and 9,069,034.32

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Solution

The fourth proportional to 11,329,142.46, 16,993,832.88 and 9,069,034.32 is: 13,603,646.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,329,142.46 : 16,993,832.88 = 9,069,034.32 : x
  2. Step 2: Convert to fraction form
    11,329,142.46/16,993,832.88 = 9,069,034.32/x
  3. Step 3: Cross multiply
    11,329,142.46x = 16,993,832.88 × 9,069,034.32
  4. Step 4: Simplify right side
    11,329,142.46x = 154,117,653,617,064.44
  5. Step 5: Solve for x
    x = 154,117,653,617,064.44/11,329,142.46
  6. Step 6: Final answer
    x = 13,603,646.89

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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.