Home / 17,691,166.24-26,533,789.68-4,912,962.72

Finding the Fourth Proportional to 17,691,166.24, 26,533,789.68 and 4,912,962.72

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Solution

The fourth proportional to 17,691,166.24, 26,533,789.68 and 4,912,962.72 is: 7,368,622.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,691,166.24 : 26,533,789.68 = 4,912,962.72 : x
  2. Step 2: Convert to fraction form
    17,691,166.24/26,533,789.68 = 4,912,962.72/x
  3. Step 3: Cross multiply
    17,691,166.24x = 26,533,789.68 × 4,912,962.72
  4. Step 4: Simplify right side
    17,691,166.24x = 130,359,519,518,160.72
  5. Step 5: Solve for x
    x = 130,359,519,518,160.72/17,691,166.24
  6. Step 6: Final answer
    x = 7,368,622.16

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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.