Home / 5,183,693.17-7,153,499.62-2,891,853.86

Finding the Fourth Proportional to 5,183,693.17, 7,153,499.62 and 2,891,853.86

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Solution

The fourth proportional to 5,183,693.17, 7,153,499.62 and 2,891,853.86 is: 3,990,760.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,183,693.17 : 7,153,499.62 = 2,891,853.86 : x
  2. Step 2: Convert to fraction form
    5,183,693.17/7,153,499.62 = 2,891,853.86/x
  3. Step 3: Cross multiply
    5,183,693.17x = 7,153,499.62 × 2,891,853.86
  4. Step 4: Simplify right side
    5,183,693.17x = 20,686,875,488,605.53
  5. Step 5: Solve for x
    x = 20,686,875,488,605.53/5,183,693.17
  6. Step 6: Final answer
    x = 3,990,760.03

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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.