Home / 7,183,406.06-9,913,310.32-3,920,430.20

Finding the Fourth Proportional to 7,183,406.06, 9,913,310.32 and 3,920,430.20

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Solution

The fourth proportional to 7,183,406.06, 9,913,310.32 and 3,920,430.20 is: 5,410,308.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,183,406.06 : 9,913,310.32 = 3,920,430.20 : x
  2. Step 2: Convert to fraction form
    7,183,406.06/9,913,310.32 = 3,920,430.20/x
  3. Step 3: Cross multiply
    7,183,406.06x = 9,913,310.32 × 3,920,430.20
  4. Step 4: Simplify right side
    7,183,406.06x = 38,864,441,160,499.66
  5. Step 5: Solve for x
    x = 38,864,441,160,499.66/7,183,406.06
  6. Step 6: Final answer
    x = 5,410,308.26

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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.