Home / 33,613,690.79-46,388,870.37-20,563,451.21

Finding the Fourth Proportional to 33,613,690.79, 46,388,870.37 and 20,563,451.21

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Solution

The fourth proportional to 33,613,690.79, 46,388,870.37 and 20,563,451.21 is: 28,378,772.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,613,690.79 : 46,388,870.37 = 20,563,451.21 : x
  2. Step 2: Convert to fraction form
    33,613,690.79/46,388,870.37 = 20,563,451.21/x
  3. Step 3: Cross multiply
    33,613,690.79x = 46,388,870.37 × 20,563,451.21
  4. Step 4: Simplify right side
    33,613,690.79x = 953,915,272,308,565.12
  5. Step 5: Solve for x
    x = 953,915,272,308,565.12/33,613,690.79
  6. Step 6: Final answer
    x = 28,378,772.16

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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.