Home / 39,841,322.86-54,979,574.04-22,199,313.88

Finding the Fourth Proportional to 39,841,322.86, 54,979,574.04 and 22,199,313.88

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Solution

The fourth proportional to 39,841,322.86, 54,979,574.04 and 22,199,313.88 is: 30,634,244.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,841,322.86 : 54,979,574.04 = 22,199,313.88 : x
  2. Step 2: Convert to fraction form
    39,841,322.86/54,979,574.04 = 22,199,313.88/x
  3. Step 3: Cross multiply
    39,841,322.86x = 54,979,574.04 × 22,199,313.88
  4. Step 4: Simplify right side
    39,841,322.86x = 1,220,508,821,102,659.50
  5. Step 5: Solve for x
    x = 1,220,508,821,102,659.50/39,841,322.86
  6. Step 6: Final answer
    x = 30,634,244.38

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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.