Home / 5,105,623.92-7,045,444.44-2,813,656.56

Finding the Fourth Proportional to 5,105,623.92, 7,045,444.44 and 2,813,656.56

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Solution

The fourth proportional to 5,105,623.92, 7,045,444.44 and 2,813,656.56 is: 3,882,671.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,105,623.92 : 7,045,444.44 = 2,813,656.56 : x
  2. Step 2: Convert to fraction form
    5,105,623.92/7,045,444.44 = 2,813,656.56/x
  3. Step 3: Cross multiply
    5,105,623.92x = 7,045,444.44 × 2,813,656.56
  4. Step 4: Simplify right side
    5,105,623.92x = 19,823,460,966,721.53
  5. Step 5: Solve for x
    x = 19,823,460,966,721.53/5,105,623.92
  6. Step 6: Final answer
    x = 3,882,671.59

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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.