Home / 54,120,672.86-74,694,615.24-42,604,893.14

Finding the Fourth Proportional to 54,120,672.86, 74,694,615.24 and 42,604,893.14

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Solution

The fourth proportional to 54,120,672.86, 74,694,615.24 and 42,604,893.14 is: 58,801,118.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,120,672.86 : 74,694,615.24 = 42,604,893.14 : x
  2. Step 2: Convert to fraction form
    54,120,672.86/74,694,615.24 = 42,604,893.14/x
  3. Step 3: Cross multiply
    54,120,672.86x = 74,694,615.24 × 42,604,893.14
  4. Step 4: Simplify right side
    54,120,672.86x = 3,182,356,100,219,911
  5. Step 5: Solve for x
    x = 3,182,356,100,219,911/54,120,672.86
  6. Step 6: Final answer
    x = 58,801,118.54

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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.