Home / 14,427,371.52-19,911,615.04-8,315,843.52

Finding the Fourth Proportional to 14,427,371.52, 19,911,615.04 and 8,315,843.52

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Solution

The fourth proportional to 14,427,371.52, 19,911,615.04 and 8,315,843.52 is: 11,476,925.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,427,371.52 : 19,911,615.04 = 8,315,843.52 : x
  2. Step 2: Convert to fraction form
    14,427,371.52/19,911,615.04 = 8,315,843.52/x
  3. Step 3: Cross multiply
    14,427,371.52x = 19,911,615.04 × 8,315,843.52
  4. Step 4: Simplify right side
    14,427,371.52x = 165,581,874,903,118.53
  5. Step 5: Solve for x
    x = 165,581,874,903,118.53/14,427,371.52
  6. Step 6: Final answer
    x = 11,476,925.97

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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.