Home / 7,183,400.05-9,913,302.04-3,920,424.20

Finding the Fourth Proportional to 7,183,400.05, 9,913,302.04 and 3,920,424.20

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Solution

The fourth proportional to 7,183,400.05, 9,913,302.04 and 3,920,424.20 is: 5,410,299.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,183,400.05 : 9,913,302.04 = 3,920,424.20 : x
  2. Step 2: Convert to fraction form
    7,183,400.05/9,913,302.04 = 3,920,424.20/x
  3. Step 3: Cross multiply
    7,183,400.05x = 9,913,302.04 × 3,920,424.20
  4. Step 4: Simplify right side
    7,183,400.05x = 38,864,349,150,356.73
  5. Step 5: Solve for x
    x = 38,864,349,150,356.73/7,183,400.05
  6. Step 6: Final answer
    x = 5,410,299.98

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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.