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Finding the Third Proportional to 8,557,710.91 and 19,028,803.81

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Solution

The third proportional to 8,557,710.91 and 19,028,803.81 is: 42,312,176.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,557,710.91 : 19,028,803.81 = 19,028,803.81 : x
  2. Step 2: Convert to fraction form
    8,557,710.91/19,028,803.81 = 19,028,803.81/x
  3. Step 3: Cross multiply
    8,557,710.91x = 19,028,803.81 × 19,028,803.81
  4. Step 4: Simplify right side
    8,557,710.91x = 362,095,374,534,614.56
  5. Step 5: Solve for x
    x = 362,095,374,534,614.56/8,557,710.91
  6. Step 6: Final answer
    x = 42,312,176.53

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.