Home / 5,139,236.58-7,092,140.94-2,816,185.74

Finding the Fourth Proportional to 5,139,236.58, 7,092,140.94 and 2,816,185.74

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Solution

The fourth proportional to 5,139,236.58, 7,092,140.94 and 2,816,185.74 is: 3,886,333.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,139,236.58 : 7,092,140.94 = 2,816,185.74 : x
  2. Step 2: Convert to fraction form
    5,139,236.58/7,092,140.94 = 2,816,185.74/x
  3. Step 3: Cross multiply
    5,139,236.58x = 7,092,140.94 × 2,816,185.74
  4. Step 4: Simplify right side
    5,139,236.58x = 19,972,786,181,298.20
  5. Step 5: Solve for x
    x = 19,972,786,181,298.20/5,139,236.58
  6. Step 6: Final answer
    x = 3,886,333.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.