Home / 7,633,381.70-11,450,072.55-7,260,133.70

Finding the Fourth Proportional to 7,633,381.70, 11,450,072.55 and 7,260,133.70

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Solution

The fourth proportional to 7,633,381.70, 11,450,072.55 and 7,260,133.70 is: 10,890,200.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,633,381.70 : 11,450,072.55 = 7,260,133.70 : x
  2. Step 2: Convert to fraction form
    7,633,381.70/11,450,072.55 = 7,260,133.70/x
  3. Step 3: Cross multiply
    7,633,381.70x = 11,450,072.55 × 7,260,133.70
  4. Step 4: Simplify right side
    7,633,381.70x = 83,129,057,587,699.94
  5. Step 5: Solve for x
    x = 83,129,057,587,699.94/7,633,381.70
  6. Step 6: Final answer
    x = 10,890,200.55

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Double scale
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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.