Home / 5,201,365.80-7,802,048.70-5,126,716.20

Finding the Fourth Proportional to 5,201,365.80, 7,802,048.70 and 5,126,716.20

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Solution

The fourth proportional to 5,201,365.80, 7,802,048.70 and 5,126,716.20 is: 7,690,074.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,201,365.80 : 7,802,048.70 = 5,126,716.20 : x
  2. Step 2: Convert to fraction form
    5,201,365.80/7,802,048.70 = 5,126,716.20/x
  3. Step 3: Cross multiply
    5,201,365.80x = 7,802,048.70 × 5,126,716.20
  4. Step 4: Simplify right side
    5,201,365.80x = 39,998,889,463,478.95
  5. Step 5: Solve for x
    x = 39,998,889,463,478.95/5,201,365.80
  6. Step 6: Final answer
    x = 7,690,074.30

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1.5x scale

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.