Home / 7,183,234.20-9,913,072.02-3,920,258.76

Finding the Fourth Proportional to 7,183,234.20, 9,913,072.02 and 3,920,258.76

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Solution

The fourth proportional to 7,183,234.20, 9,913,072.02 and 3,920,258.76 is: 5,410,071.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,183,234.20 : 9,913,072.02 = 3,920,258.76 : x
  2. Step 2: Convert to fraction form
    7,183,234.20/9,913,072.02 = 3,920,258.76/x
  3. Step 3: Cross multiply
    7,183,234.20x = 9,913,072.02 × 3,920,258.76
  4. Step 4: Simplify right side
    7,183,234.20x = 38,861,807,424,915.89
  5. Step 5: Solve for x
    x = 38,861,807,424,915.89/7,183,234.20
  6. Step 6: Final answer
    x = 5,410,071.05

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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.