Home / 7,381,234.05-11,071,851.08-4,139,443.95

Finding the Fourth Proportional to 7,381,234.05, 11,071,851.08 and 4,139,443.95

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Solution

The fourth proportional to 7,381,234.05, 11,071,851.08 and 4,139,443.95 is: 6,209,165.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,381,234.05 : 11,071,851.08 = 4,139,443.95 : x
  2. Step 2: Convert to fraction form
    7,381,234.05/11,071,851.08 = 4,139,443.95/x
  3. Step 3: Cross multiply
    7,381,234.05x = 11,071,851.08 × 4,139,443.95
  4. Step 4: Simplify right side
    7,381,234.05x = 45,831,306,947,709.74
  5. Step 5: Solve for x
    x = 45,831,306,947,709.74/7,381,234.05
  6. Step 6: Final answer
    x = 6,209,165.93

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.