Home / 52,635,509.43-72,632,128.42-29,113,540.03

Finding the Fourth Proportional to 52,635,509.43, 72,632,128.42 and 29,113,540.03

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Solution

The fourth proportional to 52,635,509.43, 72,632,128.42 and 29,113,540.03 is: 40,173,989.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,635,509.43 : 72,632,128.42 = 29,113,540.03 : x
  2. Step 2: Convert to fraction form
    52,635,509.43/72,632,128.42 = 29,113,540.03/x
  3. Step 3: Cross multiply
    52,635,509.43x = 72,632,128.42 × 29,113,540.03
  4. Step 4: Simplify right side
    52,635,509.43x = 2,114,578,378,367,104.75
  5. Step 5: Solve for x
    x = 2,114,578,378,367,104.75/52,635,509.43
  6. Step 6: Final answer
    x = 40,173,989.03

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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.