Home / 14,150,280.80-21,176,432.40-8,474,578.40

Finding the Fourth Proportional to 14,150,280.80, 21,176,432.40 and 8,474,578.40

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Solution

The fourth proportional to 14,150,280.80, 21,176,432.40 and 8,474,578.40 is: 12,682,528.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,150,280.80 : 21,176,432.40 = 8,474,578.40 : x
  2. Step 2: Convert to fraction form
    14,150,280.80/21,176,432.40 = 8,474,578.40/x
  3. Step 3: Cross multiply
    14,150,280.80x = 21,176,432.40 × 8,474,578.40
  4. Step 4: Simplify right side
    14,150,280.80x = 179,461,336,606,100.16
  5. Step 5: Solve for x
    x = 179,461,336,606,100.16/14,150,280.80
  6. Step 6: Final answer
    x = 12,682,528.29

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.