Home / 74,890,921.82-103,349,612.15-41,851,170.99

Finding the Fourth Proportional to 74,890,921.82, 103,349,612.15 and 41,851,170.99

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Solution

The fourth proportional to 74,890,921.82, 103,349,612.15 and 41,851,170.99 is: 57,754,694.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,890,921.82 : 103,349,612.15 = 41,851,170.99 : x
  2. Step 2: Convert to fraction form
    74,890,921.82/103,349,612.15 = 41,851,170.99/x
  3. Step 3: Cross multiply
    74,890,921.82x = 103,349,612.15 × 41,851,170.99
  4. Step 4: Simplify right side
    74,890,921.82x = 4,325,302,289,630,575.50
  5. Step 5: Solve for x
    x = 4,325,302,289,630,575.50/74,890,921.82
  6. Step 6: Final answer
    x = 57,754,694.22

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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.