Home / 13,625,103.78-20,404,455.48-9,011,279.16

Finding the Fourth Proportional to 13,625,103.78, 20,404,455.48 and 9,011,279.16

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Solution

The fourth proportional to 13,625,103.78, 20,404,455.48 and 9,011,279.16 is: 13,494,961.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,625,103.78 : 20,404,455.48 = 9,011,279.16 : x
  2. Step 2: Convert to fraction form
    13,625,103.78/20,404,455.48 = 9,011,279.16/x
  3. Step 3: Cross multiply
    13,625,103.78x = 20,404,455.48 × 9,011,279.16
  4. Step 4: Simplify right side
    13,625,103.78x = 183,870,244,438,071.81
  5. Step 5: Solve for x
    x = 183,870,244,438,071.81/13,625,103.78
  6. Step 6: Final answer
    x = 13,494,961.02

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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.