Home / 7,183,068.13-9,912,844.56-3,920,092.65

Finding the Fourth Proportional to 7,183,068.13, 9,912,844.56 and 3,920,092.65

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Solution

The fourth proportional to 7,183,068.13, 9,912,844.56 and 3,920,092.65 is: 5,409,842.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,183,068.13 : 9,912,844.56 = 3,920,092.65 : x
  2. Step 2: Convert to fraction form
    7,183,068.13/9,912,844.56 = 3,920,092.65/x
  3. Step 3: Cross multiply
    7,183,068.13x = 9,912,844.56 × 3,920,092.65
  4. Step 4: Simplify right side
    7,183,068.13x = 38,859,269,134,830.83
  5. Step 5: Solve for x
    x = 38,859,269,134,830.83/7,183,068.13
  6. Step 6: Final answer
    x = 5,409,842.77

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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.