Home / 30,911,165.53-46,368,388.54-9,345,216.85

Finding the Fourth Proportional to 30,911,165.53, 46,368,388.54 and 9,345,216.85

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Solution

The fourth proportional to 30,911,165.53, 46,368,388.54 and 9,345,216.85 is: 14,018,321.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,911,165.53 : 46,368,388.54 = 9,345,216.85 : x
  2. Step 2: Convert to fraction form
    30,911,165.53/46,368,388.54 = 9,345,216.85/x
  3. Step 3: Cross multiply
    30,911,165.53x = 46,368,388.54 × 9,345,216.85
  4. Step 4: Simplify right side
    30,911,165.53x = 433,322,645,787,115.44
  5. Step 5: Solve for x
    x = 433,322,645,787,115.44/30,911,165.53
  6. Step 6: Final answer
    x = 14,018,321.16

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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.