Home / 13,727,917.10-18,944,473.61-7,533,067.46

Finding the Fourth Proportional to 13,727,917.10, 18,944,473.61 and 7,533,067.46

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Solution

The fourth proportional to 13,727,917.10, 18,944,473.61 and 7,533,067.46 is: 10,395,604.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,727,917.10 : 18,944,473.61 = 7,533,067.46 : x
  2. Step 2: Convert to fraction form
    13,727,917.10/18,944,473.61 = 7,533,067.46/x
  3. Step 3: Cross multiply
    13,727,917.10x = 18,944,473.61 × 7,533,067.46
  4. Step 4: Simplify right side
    13,727,917.10x = 142,709,997,674,639.12
  5. Step 5: Solve for x
    x = 142,709,997,674,639.12/13,727,917.10
  6. Step 6: Final answer
    x = 10,395,604.57

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1.5x scale

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.