Home / 14,398,497.36-19,874,930.28-8,289,360.72

Finding the Fourth Proportional to 14,398,497.36, 19,874,930.28 and 8,289,360.72

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Solution

The fourth proportional to 14,398,497.36, 19,874,930.28 and 8,289,360.72 is: 11,442,198.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,398,497.36 : 19,874,930.28 = 8,289,360.72 : x
  2. Step 2: Convert to fraction form
    14,398,497.36/19,874,930.28 = 8,289,360.72/x
  3. Step 3: Cross multiply
    14,398,497.36x = 19,874,930.28 × 8,289,360.72
  4. Step 4: Simplify right side
    14,398,497.36x = 164,750,466,375,770.59
  5. Step 5: Solve for x
    x = 164,750,466,375,770.59/14,398,497.36
  6. Step 6: Final answer
    x = 11,442,198.60

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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.