Home / 9,999,665.59-13,800,660.10-5,649,032.15

Finding the Fourth Proportional to 9,999,665.59, 13,800,660.10 and 5,649,032.15

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Solution

The fourth proportional to 9,999,665.59, 13,800,660.10 and 5,649,032.15 is: 7,796,297.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,999,665.59 : 13,800,660.10 = 5,649,032.15 : x
  2. Step 2: Convert to fraction form
    9,999,665.59/13,800,660.10 = 5,649,032.15/x
  3. Step 3: Cross multiply
    9,999,665.59x = 13,800,660.10 × 5,649,032.15
  4. Step 4: Simplify right side
    9,999,665.59x = 77,960,372,582,183.27
  5. Step 5: Solve for x
    x = 77,960,372,582,183.27/9,999,665.59
  6. Step 6: Final answer
    x = 7,796,297.97

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1.5x scale

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.