Home / 50,565,373.62-69,768,080.37-30,718,742.28

Finding the Fourth Proportional to 50,565,373.62, 69,768,080.37 and 30,718,742.28

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Solution

The fourth proportional to 50,565,373.62, 69,768,080.37 and 30,718,742.28 is: 42,384,492.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,565,373.62 : 69,768,080.37 = 30,718,742.28 : x
  2. Step 2: Convert to fraction form
    50,565,373.62/69,768,080.37 = 30,718,742.28/x
  3. Step 3: Cross multiply
    50,565,373.62x = 69,768,080.37 × 30,718,742.28
  4. Step 4: Simplify right side
    50,565,373.62x = 2,143,187,680,256,357.25
  5. Step 5: Solve for x
    x = 2,143,187,680,256,357.25/50,565,373.62
  6. Step 6: Final answer
    x = 42,384,492.13

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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.