Home / 40,154,477.09-55,412,620.02-22,272,151.64

Finding the Fourth Proportional to 40,154,477.09, 55,412,620.02 and 22,272,151.64

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Solution

The fourth proportional to 40,154,477.09, 55,412,620.02 and 22,272,151.64 is: 30,735,259.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,154,477.09 : 55,412,620.02 = 22,272,151.64 : x
  2. Step 2: Convert to fraction form
    40,154,477.09/55,412,620.02 = 22,272,151.64/x
  3. Step 3: Cross multiply
    40,154,477.09x = 55,412,620.02 × 22,272,151.64
  4. Step 4: Simplify right side
    40,154,477.09x = 1,234,158,275,578,077
  5. Step 5: Solve for x
    x = 1,234,158,275,578,077/40,154,477.09
  6. Step 6: Final answer
    x = 30,735,259.56

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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.