Home / 7,156,710.77-9,876,284.03-3,893,524.79

Finding the Fourth Proportional to 7,156,710.77, 9,876,284.03 and 3,893,524.79

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Solution

The fourth proportional to 7,156,710.77, 9,876,284.03 and 3,893,524.79 is: 5,373,076.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,156,710.77 : 9,876,284.03 = 3,893,524.79 : x
  2. Step 2: Convert to fraction form
    7,156,710.77/9,876,284.03 = 3,893,524.79/x
  3. Step 3: Cross multiply
    7,156,710.77x = 9,876,284.03 × 3,893,524.79
  4. Step 4: Simplify right side
    7,156,710.77x = 38,453,556,664,238.50
  5. Step 5: Solve for x
    x = 38,453,556,664,238.50/7,156,710.77
  6. Step 6: Final answer
    x = 5,373,076.81

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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.