Home / 9,992,723.20-14,989,084.80-3,603,621.40

Finding the Fourth Proportional to 9,992,723.20, 14,989,084.80 and 3,603,621.40

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Solution

The fourth proportional to 9,992,723.20, 14,989,084.80 and 3,603,621.40 is: 5,405,432.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,992,723.20 : 14,989,084.80 = 3,603,621.40 : x
  2. Step 2: Convert to fraction form
    9,992,723.20/14,989,084.80 = 3,603,621.40/x
  3. Step 3: Cross multiply
    9,992,723.20x = 14,989,084.80 × 3,603,621.40
  4. Step 4: Simplify right side
    9,992,723.20x = 54,014,986,751,694.72
  5. Step 5: Solve for x
    x = 54,014,986,751,694.72/9,992,723.20
  6. Step 6: Final answer
    x = 5,405,432.10

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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.