Home / 31,962,287.64-44,078,541.48-20,945,035.92

Finding the Fourth Proportional to 31,962,287.64, 44,078,541.48 and 20,945,035.92

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Solution

The fourth proportional to 31,962,287.64, 44,078,541.48 and 20,945,035.92 is: 28,884,873.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,962,287.64 : 44,078,541.48 = 20,945,035.92 : x
  2. Step 2: Convert to fraction form
    31,962,287.64/44,078,541.48 = 20,945,035.92/x
  3. Step 3: Cross multiply
    31,962,287.64x = 44,078,541.48 × 20,945,035.92
  4. Step 4: Simplify right side
    31,962,287.64x = 923,226,634,599,810
  5. Step 5: Solve for x
    x = 923,226,634,599,810/31,962,287.64
  6. Step 6: Final answer
    x = 28,884,873.48

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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.