Home / 7,994,564.10-11,991,846.15-7,238,736.90

Finding the Fourth Proportional to 7,994,564.10, 11,991,846.15 and 7,238,736.90

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Solution

The fourth proportional to 7,994,564.10, 11,991,846.15 and 7,238,736.90 is: 10,858,105.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,994,564.10 : 11,991,846.15 = 7,238,736.90 : x
  2. Step 2: Convert to fraction form
    7,994,564.10/11,991,846.15 = 7,238,736.90/x
  3. Step 3: Cross multiply
    7,994,564.10x = 11,991,846.15 × 7,238,736.90
  4. Step 4: Simplify right side
    7,994,564.10x = 86,805,819,225,127.94
  5. Step 5: Solve for x
    x = 86,805,819,225,127.94/7,994,564.10
  6. Step 6: Final answer
    x = 10,858,105.35

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Similar ratio
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1.5x scale

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.