Home / 19,586,475.92-27,029,993.16-10,885,015.28

Finding the Fourth Proportional to 19,586,475.92, 27,029,993.16 and 10,885,015.28

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Solution

The fourth proportional to 19,586,475.92, 27,029,993.16 and 10,885,015.28 is: 15,021,685.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,586,475.92 : 27,029,993.16 = 10,885,015.28 : x
  2. Step 2: Convert to fraction form
    19,586,475.92/27,029,993.16 = 10,885,015.28/x
  3. Step 3: Cross multiply
    19,586,475.92x = 27,029,993.16 × 10,885,015.28
  4. Step 4: Simplify right side
    19,586,475.92x = 294,221,888,564,895.44
  5. Step 5: Solve for x
    x = 294,221,888,564,895.44/19,586,475.92
  6. Step 6: Final answer
    x = 15,021,685.87

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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.