Home / 7,261,207.80-10,891,811.70-7,074,583.80

Finding the Fourth Proportional to 7,261,207.80, 10,891,811.70 and 7,074,583.80

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Solution

The fourth proportional to 7,261,207.80, 10,891,811.70 and 7,074,583.80 is: 10,611,875.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,261,207.80 : 10,891,811.70 = 7,074,583.80 : x
  2. Step 2: Convert to fraction form
    7,261,207.80/10,891,811.70 = 7,074,583.80/x
  3. Step 3: Cross multiply
    7,261,207.80x = 10,891,811.70 × 7,074,583.80
  4. Step 4: Simplify right side
    7,261,207.80x = 77,055,034,605,470.45
  5. Step 5: Solve for x
    x = 77,055,034,605,470.45/7,261,207.80
  6. Step 6: Final answer
    x = 10,611,875.70

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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.