Home / 5,725,758.73-7,901,346.69-3,147,421.05

Finding the Fourth Proportional to 5,725,758.73, 7,901,346.69 and 3,147,421.05

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Solution

The fourth proportional to 5,725,758.73, 7,901,346.69 and 3,147,421.05 is: 4,343,330.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,725,758.73 : 7,901,346.69 = 3,147,421.05 : x
  2. Step 2: Convert to fraction form
    5,725,758.73/7,901,346.69 = 3,147,421.05/x
  3. Step 3: Cross multiply
    5,725,758.73x = 7,901,346.69 × 3,147,421.05
  4. Step 4: Simplify right side
    5,725,758.73x = 24,868,864,895,453.82
  5. Step 5: Solve for x
    x = 24,868,864,895,453.82/5,725,758.73
  6. Step 6: Final answer
    x = 4,343,330.91

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Double scale
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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.