Home / 54,232,638.72-74,822,832.90-30,707,961

Finding the Fourth Proportional to 54,232,638.72, 74,822,832.90 and 30,707,961

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Solution

The fourth proportional to 54,232,638.72, 74,822,832.90 and 30,707,961 is: 42,366,676.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,232,638.72 : 74,822,832.90 = 30,707,961 : x
  2. Step 2: Convert to fraction form
    54,232,638.72/74,822,832.90 = 30,707,961/x
  3. Step 3: Cross multiply
    54,232,638.72x = 74,822,832.90 × 30,707,961
  4. Step 4: Simplify right side
    54,232,638.72x = 2,297,656,634,602,717
  5. Step 5: Solve for x
    x = 2,297,656,634,602,717/54,232,638.72
  6. Step 6: Final answer
    x = 42,366,676.02

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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.