Home / 7,160,841.82-10,740,971.22-1,769,356.36

Finding the Fourth Proportional to 7,160,841.82, 10,740,971.22 and 1,769,356.36

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Solution

The fourth proportional to 7,160,841.82, 10,740,971.22 and 1,769,356.36 is: 2,653,962.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,160,841.82 : 10,740,971.22 = 1,769,356.36 : x
  2. Step 2: Convert to fraction form
    7,160,841.82/10,740,971.22 = 1,769,356.36/x
  3. Step 3: Cross multiply
    7,160,841.82x = 10,740,971.22 × 1,769,356.36
  4. Step 4: Simplify right side
    7,160,841.82x = 19,004,605,740,683.96
  5. Step 5: Solve for x
    x = 19,004,605,740,683.96/7,160,841.82
  6. Step 6: Final answer
    x = 2,653,962.51

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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.