Home / 36,340,322.84-50,157,406.44-20,878,932.68

Finding the Fourth Proportional to 36,340,322.84, 50,157,406.44 and 20,878,932.68

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Solution

The fourth proportional to 36,340,322.84, 50,157,406.44 and 20,878,932.68 is: 28,817,386.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,340,322.84 : 50,157,406.44 = 20,878,932.68 : x
  2. Step 2: Convert to fraction form
    36,340,322.84/50,157,406.44 = 20,878,932.68/x
  3. Step 3: Cross multiply
    36,340,322.84x = 50,157,406.44 × 20,878,932.68
  4. Step 4: Simplify right side
    36,340,322.84x = 1,047,233,112,464,158.38
  5. Step 5: Solve for x
    x = 1,047,233,112,464,158.38/36,340,322.84
  6. Step 6: Final answer
    x = 28,817,386.05

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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.