Home / 35,353,343.22-48,781,992.30-19,880,439.72

Finding the Fourth Proportional to 35,353,343.22, 48,781,992.30 and 19,880,439.72

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Solution

The fourth proportional to 35,353,343.22, 48,781,992.30 and 19,880,439.72 is: 27,431,845.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,353,343.22 : 48,781,992.30 = 19,880,439.72 : x
  2. Step 2: Convert to fraction form
    35,353,343.22/48,781,992.30 = 19,880,439.72/x
  3. Step 3: Cross multiply
    35,353,343.22x = 48,781,992.30 × 19,880,439.72
  4. Step 4: Simplify right side
    35,353,343.22x = 969,807,457,341,654
  5. Step 5: Solve for x
    x = 969,807,457,341,654/35,353,343.22
  6. Step 6: Final answer
    x = 27,431,845.73

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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.