Home / 36,918,875.80-50,950,448.22-20,399,002.36

Finding the Fourth Proportional to 36,918,875.80, 50,950,448.22 and 20,399,002.36

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Solution

The fourth proportional to 36,918,875.80, 50,950,448.22 and 20,399,002.36 is: 28,151,949.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,918,875.80 : 50,950,448.22 = 20,399,002.36 : x
  2. Step 2: Convert to fraction form
    36,918,875.80/50,950,448.22 = 20,399,002.36/x
  3. Step 3: Cross multiply
    36,918,875.80x = 50,950,448.22 × 20,399,002.36
  4. Step 4: Simplify right side
    36,918,875.80x = 1,039,338,313,482,837.75
  5. Step 5: Solve for x
    x = 1,039,338,313,482,837.75/36,918,875.80
  6. Step 6: Final answer
    x = 28,151,949.13

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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.