Home / 11,038,249.51-15,233,286.12-6,143,785.22

Finding the Fourth Proportional to 11,038,249.51, 15,233,286.12 and 6,143,785.22

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Solution

The fourth proportional to 11,038,249.51, 15,233,286.12 and 6,143,785.22 is: 8,478,702.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,038,249.51 : 15,233,286.12 = 6,143,785.22 : x
  2. Step 2: Convert to fraction form
    11,038,249.51/15,233,286.12 = 6,143,785.22/x
  3. Step 3: Cross multiply
    11,038,249.51x = 15,233,286.12 × 6,143,785.22
  4. Step 4: Simplify right side
    11,038,249.51x = 93,590,038,116,087.14
  5. Step 5: Solve for x
    x = 93,590,038,116,087.14/11,038,249.51
  6. Step 6: Final answer
    x = 8,478,702.90

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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.