Home / 11,311,902-15,610,293.54-6,155,174.70

Finding the Fourth Proportional to 11,311,902, 15,610,293.54 and 6,155,174.70

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Solution

The fourth proportional to 11,311,902, 15,610,293.54 and 6,155,174.70 is: 8,494,069.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,311,902 : 15,610,293.54 = 6,155,174.70 : x
  2. Step 2: Convert to fraction form
    11,311,902/15,610,293.54 = 6,155,174.70/x
  3. Step 3: Cross multiply
    11,311,902x = 15,610,293.54 × 6,155,174.70
  4. Step 4: Simplify right side
    11,311,902x = 96,084,083,856,981.44
  5. Step 5: Solve for x
    x = 96,084,083,856,981.44/11,311,902
  6. Step 6: Final answer
    x = 8,494,069.68

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1.5x scale

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.