Home / 7,788,200.10-11,682,300.15-5,635,864.05

Finding the Fourth Proportional to 7,788,200.10, 11,682,300.15 and 5,635,864.05

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Solution

The fourth proportional to 7,788,200.10, 11,682,300.15 and 5,635,864.05 is: 8,453,796.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,788,200.10 : 11,682,300.15 = 5,635,864.05 : x
  2. Step 2: Convert to fraction form
    7,788,200.10/11,682,300.15 = 5,635,864.05/x
  3. Step 3: Cross multiply
    7,788,200.10x = 11,682,300.15 × 5,635,864.05
  4. Step 4: Simplify right side
    7,788,200.10x = 65,839,855,436,694.61
  5. Step 5: Solve for x
    x = 65,839,855,436,694.61/7,788,200.10
  6. Step 6: Final answer
    x = 8,453,796.08

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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.