Home / 9,949,455.20-14,920,496.40-3,218,088.80

Finding the Fourth Proportional to 9,949,455.20, 14,920,496.40 and 3,218,088.80

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Solution

The fourth proportional to 9,949,455.20, 14,920,496.40 and 3,218,088.80 is: 4,825,940.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,949,455.20 : 14,920,496.40 = 3,218,088.80 : x
  2. Step 2: Convert to fraction form
    9,949,455.20/14,920,496.40 = 3,218,088.80/x
  3. Step 3: Cross multiply
    9,949,455.20x = 14,920,496.40 × 3,218,088.80
  4. Step 4: Simplify right side
    9,949,455.20x = 48,015,482,355,280.32
  5. Step 5: Solve for x
    x = 48,015,482,355,280.32/9,949,455.20
  6. Step 6: Final answer
    x = 4,825,940.86

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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.