Home / 14,564,949.31-20,099,531.20-8,038,578.70

Finding the Fourth Proportional to 14,564,949.31, 20,099,531.20 and 8,038,578.70

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Solution

The fourth proportional to 14,564,949.31, 20,099,531.20 and 8,038,578.70 is: 11,093,184.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,564,949.31 : 20,099,531.20 = 8,038,578.70 : x
  2. Step 2: Convert to fraction form
    14,564,949.31/20,099,531.20 = 8,038,578.70/x
  3. Step 3: Cross multiply
    14,564,949.31x = 20,099,531.20 × 8,038,578.70
  4. Step 4: Simplify right side
    14,564,949.31x = 161,571,663,384,305.44
  5. Step 5: Solve for x
    x = 161,571,663,384,305.44/14,564,949.31
  6. Step 6: Final answer
    x = 11,093,184.05

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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.