Home / 54,579,617.88-75,326,477.37-31,063,872.14

Finding the Fourth Proportional to 54,579,617.88, 75,326,477.37 and 31,063,872.14

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Solution

The fourth proportional to 54,579,617.88, 75,326,477.37 and 31,063,872.14 is: 42,871,902.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,579,617.88 : 75,326,477.37 = 31,063,872.14 : x
  2. Step 2: Convert to fraction form
    54,579,617.88/75,326,477.37 = 31,063,872.14/x
  3. Step 3: Cross multiply
    54,579,617.88x = 75,326,477.37 × 31,063,872.14
  4. Step 4: Simplify right side
    54,579,617.88x = 2,339,932,061,778,283.50
  5. Step 5: Solve for x
    x = 2,339,932,061,778,283.50/54,579,617.88
  6. Step 6: Final answer
    x = 42,871,902.60

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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.