Home / 12,688,175.88-19,016,659.58-5,004,107.64

Finding the Fourth Proportional to 12,688,175.88, 19,016,659.58 and 5,004,107.64

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Solution

The fourth proportional to 12,688,175.88, 19,016,659.58 and 5,004,107.64 is: 7,500,007.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,688,175.88 : 19,016,659.58 = 5,004,107.64 : x
  2. Step 2: Convert to fraction form
    12,688,175.88/19,016,659.58 = 5,004,107.64/x
  3. Step 3: Cross multiply
    12,688,175.88x = 19,016,659.58 × 5,004,107.64
  4. Step 4: Simplify right side
    12,688,175.88x = 95,161,411,466,536.64
  5. Step 5: Solve for x
    x = 95,161,411,466,536.64/12,688,175.88
  6. Step 6: Final answer
    x = 7,500,007.28

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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.