Home / 7,773,934.92-11,649,941.19-3,670,878.12

Finding the Fourth Proportional to 7,773,934.92, 11,649,941.19 and 3,670,878.12

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Solution

The fourth proportional to 7,773,934.92, 11,649,941.19 and 3,670,878.12 is: 5,501,141.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,773,934.92 : 11,649,941.19 = 3,670,878.12 : x
  2. Step 2: Convert to fraction form
    7,773,934.92/11,649,941.19 = 3,670,878.12/x
  3. Step 3: Cross multiply
    7,773,934.92x = 11,649,941.19 × 3,670,878.12
  4. Step 4: Simplify right side
    7,773,934.92x = 42,765,514,213,657.77
  5. Step 5: Solve for x
    x = 42,765,514,213,657.77/7,773,934.92
  6. Step 6: Final answer
    x = 5,501,141.27

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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.