Home / 7,370,147.70-11,055,221.55-7,039,473.30

Finding the Fourth Proportional to 7,370,147.70, 11,055,221.55 and 7,039,473.30

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Solution

The fourth proportional to 7,370,147.70, 11,055,221.55 and 7,039,473.30 is: 10,559,209.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,370,147.70 : 11,055,221.55 = 7,039,473.30 : x
  2. Step 2: Convert to fraction form
    7,370,147.70/11,055,221.55 = 7,039,473.30/x
  3. Step 3: Cross multiply
    7,370,147.70x = 11,055,221.55 × 7,039,473.30
  4. Step 4: Simplify right side
    7,370,147.70x = 77,822,936,926,809.62
  5. Step 5: Solve for x
    x = 77,822,936,926,809.62/7,370,147.70
  6. Step 6: Final answer
    x = 10,559,209.95

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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.