Home / 36,689,246.40-55,019,872.80-11,121,758.40

Finding the Fourth Proportional to 36,689,246.40, 55,019,872.80 and 11,121,758.40

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Solution

The fourth proportional to 36,689,246.40, 55,019,872.80 and 11,121,758.40 is: 16,678,394.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,689,246.40 : 55,019,872.80 = 11,121,758.40 : x
  2. Step 2: Convert to fraction form
    36,689,246.40/55,019,872.80 = 11,121,758.40/x
  3. Step 3: Cross multiply
    36,689,246.40x = 55,019,872.80 × 11,121,758.40
  4. Step 4: Simplify right side
    36,689,246.40x = 611,917,732,480,331.50
  5. Step 5: Solve for x
    x = 611,917,732,480,331.50/36,689,246.40
  6. Step 6: Final answer
    x = 16,678,394.69

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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.