Home / 7,786,020.70-10,666,671.05-7,494,918.04

Finding the Fourth Proportional to 7,786,020.70, 10,666,671.05 and 7,494,918.04

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Solution

The fourth proportional to 7,786,020.70, 10,666,671.05 and 7,494,918.04 is: 10,267,867.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,786,020.70 : 10,666,671.05 = 7,494,918.04 : x
  2. Step 2: Convert to fraction form
    7,786,020.70/10,666,671.05 = 7,494,918.04/x
  3. Step 3: Cross multiply
    7,786,020.70x = 10,666,671.05 × 7,494,918.04
  4. Step 4: Simplify right side
    7,786,020.70x = 79,945,825,279,390.75
  5. Step 5: Solve for x
    x = 79,945,825,279,390.75/7,786,020.70
  6. Step 6: Final answer
    x = 10,267,867.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.