Home / 7,786,046.40-10,666,705.38-7,494,942.72

Finding the Fourth Proportional to 7,786,046.40, 10,666,705.38 and 7,494,942.72

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Solution

The fourth proportional to 7,786,046.40, 10,666,705.38 and 7,494,942.72 is: 10,267,900.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,786,046.40 : 10,666,705.38 = 7,494,942.72 : x
  2. Step 2: Convert to fraction form
    7,786,046.40/10,666,705.38 = 7,494,942.72/x
  3. Step 3: Cross multiply
    7,786,046.40x = 10,666,705.38 × 7,494,942.72
  4. Step 4: Simplify right side
    7,786,046.40x = 79,946,345,834,215.84
  5. Step 5: Solve for x
    x = 79,946,345,834,215.84/7,786,046.40
  6. Step 6: Final answer
    x = 10,267,900.00

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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.