Home / 5,105,374.58-7,045,564.57-2,813,682.89

Finding the Fourth Proportional to 5,105,374.58, 7,045,564.57 and 2,813,682.89

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Solution

The fourth proportional to 5,105,374.58, 7,045,564.57 and 2,813,682.89 is: 3,882,963.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,105,374.58 : 7,045,564.57 = 2,813,682.89 : x
  2. Step 2: Convert to fraction form
    5,105,374.58/7,045,564.57 = 2,813,682.89/x
  3. Step 3: Cross multiply
    5,105,374.58x = 7,045,564.57 × 2,813,682.89
  4. Step 4: Simplify right side
    5,105,374.58x = 19,823,984,480,999.21
  5. Step 5: Solve for x
    x = 19,823,984,480,999.21/5,105,374.58
  6. Step 6: Final answer
    x = 3,882,963.76

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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.