Home / 14,793,869.90-20,413,772.34-8,177,564.58

Finding the Fourth Proportional to 14,793,869.90, 20,413,772.34 and 8,177,564.58

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Solution

The fourth proportional to 14,793,869.90, 20,413,772.34 and 8,177,564.58 is: 11,284,061.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,793,869.90 : 20,413,772.34 = 8,177,564.58 : x
  2. Step 2: Convert to fraction form
    14,793,869.90/20,413,772.34 = 8,177,564.58/x
  3. Step 3: Cross multiply
    14,793,869.90x = 20,413,772.34 × 8,177,564.58
  4. Step 4: Simplify right side
    14,793,869.90x = 166,934,941,631,767.72
  5. Step 5: Solve for x
    x = 166,934,941,631,767.72/14,793,869.90
  6. Step 6: Final answer
    x = 11,284,061.76

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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.