Home / 7,036,980.75-9,710,967.83-3,981,195

Finding the Fourth Proportional to 7,036,980.75, 9,710,967.83 and 3,981,195

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Solution

The fourth proportional to 7,036,980.75, 9,710,967.83 and 3,981,195 is: 5,494,011.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,036,980.75 : 9,710,967.83 = 3,981,195 : x
  2. Step 2: Convert to fraction form
    7,036,980.75/9,710,967.83 = 3,981,195/x
  3. Step 3: Cross multiply
    7,036,980.75x = 9,710,967.83 × 3,981,195
  4. Step 4: Simplify right side
    7,036,980.75x = 38,661,256,550,050.88
  5. Step 5: Solve for x
    x = 38,661,256,550,050.88/7,036,980.75
  6. Step 6: Final answer
    x = 5,494,011.98

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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.