Home / 35,787,842.16-49,388,620.20-20,319,366

Finding the Fourth Proportional to 35,787,842.16, 49,388,620.20 and 20,319,366

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Solution

The fourth proportional to 35,787,842.16, 49,388,620.20 and 20,319,366 is: 28,041,518.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,787,842.16 : 49,388,620.20 = 20,319,366 : x
  2. Step 2: Convert to fraction form
    35,787,842.16/49,388,620.20 = 20,319,366/x
  3. Step 3: Cross multiply
    35,787,842.16x = 49,388,620.20 × 20,319,366
  4. Step 4: Simplify right side
    35,787,842.16x = 1,003,545,450,078,793.25
  5. Step 5: Solve for x
    x = 1,003,545,450,078,793.25/35,787,842.16
  6. Step 6: Final answer
    x = 28,041,518.84

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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.