Home / 5,080,225-7,010,456.70-3,015,330.40

Finding the Fourth Proportional to 5,080,225, 7,010,456.70 and 3,015,330.40

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Solution

The fourth proportional to 5,080,225, 7,010,456.70 and 3,015,330.40 is: 4,161,005.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,080,225 : 7,010,456.70 = 3,015,330.40 : x
  2. Step 2: Convert to fraction form
    5,080,225/7,010,456.70 = 3,015,330.40/x
  3. Step 3: Cross multiply
    5,080,225x = 7,010,456.70 × 3,015,330.40
  4. Step 4: Simplify right side
    5,080,225x = 21,138,843,205,393.68
  5. Step 5: Solve for x
    x = 21,138,843,205,393.68/5,080,225
  6. Step 6: Final answer
    x = 4,161,005.31

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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.