Home / 14,866,329.20-20,524,328.76-9,364,420.40

Finding the Fourth Proportional to 14,866,329.20, 20,524,328.76 and 9,364,420.40

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Solution

The fourth proportional to 14,866,329.20, 20,524,328.76 and 9,364,420.40 is: 12,928,439.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,866,329.20 : 20,524,328.76 = 9,364,420.40 : x
  2. Step 2: Convert to fraction form
    14,866,329.20/20,524,328.76 = 9,364,420.40/x
  3. Step 3: Cross multiply
    14,866,329.20x = 20,524,328.76 × 9,364,420.40
  4. Step 4: Simplify right side
    14,866,329.20x = 192,198,442,936,450.72
  5. Step 5: Solve for x
    x = 192,198,442,936,450.72/14,866,329.20
  6. Step 6: Final answer
    x = 12,928,439.86

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1.5x scale

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.