Home / 12,051,887.34-18,070,546.22-4,855,015.71

Finding the Fourth Proportional to 12,051,887.34, 18,070,546.22 and 4,855,015.71

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Solution

The fourth proportional to 12,051,887.34, 18,070,546.22 and 4,855,015.71 is: 7,279,588.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,051,887.34 : 18,070,546.22 = 4,855,015.71 : x
  2. Step 2: Convert to fraction form
    12,051,887.34/18,070,546.22 = 4,855,015.71/x
  3. Step 3: Cross multiply
    12,051,887.34x = 18,070,546.22 × 4,855,015.71
  4. Step 4: Simplify right side
    12,051,887.34x = 87,732,785,762,106.03
  5. Step 5: Solve for x
    x = 87,732,785,762,106.03/12,051,887.34
  6. Step 6: Final answer
    x = 7,279,588.94

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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.