Home / 9,165,238.64-12,648,429.64-5,090,857.64

Finding the Fourth Proportional to 9,165,238.64, 12,648,429.64 and 5,090,857.64

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Solution

The fourth proportional to 9,165,238.64, 12,648,429.64 and 5,090,857.64 is: 7,025,605.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,165,238.64 : 12,648,429.64 = 5,090,857.64 : x
  2. Step 2: Convert to fraction form
    9,165,238.64/12,648,429.64 = 5,090,857.64/x
  3. Step 3: Cross multiply
    9,165,238.64x = 12,648,429.64 × 5,090,857.64
  4. Step 4: Simplify right side
    9,165,238.64x = 64,391,354,666,796.45
  5. Step 5: Solve for x
    x = 64,391,354,666,796.45/9,165,238.64
  6. Step 6: Final answer
    x = 7,025,605.90

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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.