Home / 13,614,018.83-18,787,349.89-7,419,067.24

Finding the Fourth Proportional to 13,614,018.83, 18,787,349.89 and 7,419,067.24

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Solution

The fourth proportional to 13,614,018.83, 18,787,349.89 and 7,419,067.24 is: 10,238,314.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,614,018.83 : 18,787,349.89 = 7,419,067.24 : x
  2. Step 2: Convert to fraction form
    13,614,018.83/18,787,349.89 = 7,419,067.24/x
  3. Step 3: Cross multiply
    13,614,018.83x = 18,787,349.89 × 7,419,067.24
  4. Step 4: Simplify right side
    13,614,018.83x = 139,384,612,095,316.61
  5. Step 5: Solve for x
    x = 139,384,612,095,316.61/13,614,018.83
  6. Step 6: Final answer
    x = 10,238,314.92

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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.