Home / 5,191,120.77-7,788,344.55-3,634,767.60

Finding the Fourth Proportional to 5,191,120.77, 7,788,344.55 and 3,634,767.60

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Solution

The fourth proportional to 5,191,120.77, 7,788,344.55 and 3,634,767.60 is: 5,453,316.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,191,120.77 : 7,788,344.55 = 3,634,767.60 : x
  2. Step 2: Convert to fraction form
    5,191,120.77/7,788,344.55 = 3,634,767.60/x
  3. Step 3: Cross multiply
    5,191,120.77x = 7,788,344.55 × 3,634,767.60
  4. Step 4: Simplify right side
    5,191,120.77x = 28,308,822,427,976.58
  5. Step 5: Solve for x
    x = 28,308,822,427,976.58/5,191,120.77
  6. Step 6: Final answer
    x = 5,453,316.09

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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.