Home / 5,545,143.12-8,314,155.16-2,308,922.64

Finding the Fourth Proportional to 5,545,143.12, 8,314,155.16 and 2,308,922.64

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Solution

The fourth proportional to 5,545,143.12, 8,314,155.16 and 2,308,922.64 is: 3,461,901.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,545,143.12 : 8,314,155.16 = 2,308,922.64 : x
  2. Step 2: Convert to fraction form
    5,545,143.12/8,314,155.16 = 2,308,922.64/x
  3. Step 3: Cross multiply
    5,545,143.12x = 8,314,155.16 × 2,308,922.64
  4. Step 4: Simplify right side
    5,545,143.12x = 19,196,741,081,396.82
  5. Step 5: Solve for x
    x = 19,196,741,081,396.82/5,545,143.12
  6. Step 6: Final answer
    x = 3,461,901.82

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1.5x scale

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.