Home / 54,548,631.66-81,820,954.53-16,209,149.28

Finding the Fourth Proportional to 54,548,631.66, 81,820,954.53 and 16,209,149.28

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Solution

The fourth proportional to 54,548,631.66, 81,820,954.53 and 16,209,149.28 is: 24,313,131.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,548,631.66 : 81,820,954.53 = 16,209,149.28 : x
  2. Step 2: Convert to fraction form
    54,548,631.66/81,820,954.53 = 16,209,149.28/x
  3. Step 3: Cross multiply
    54,548,631.66x = 81,820,954.53 × 16,209,149.28
  4. Step 4: Simplify right side
    54,548,631.66x = 1,326,248,066,208,862.25
  5. Step 5: Solve for x
    x = 1,326,248,066,208,862.25/54,548,631.66
  6. Step 6: Final answer
    x = 24,313,131.71

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.