Home / 9,992,731.20-14,989,096.80-3,603,629.40

Finding the Fourth Proportional to 9,992,731.20, 14,989,096.80 and 3,603,629.40

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Solution

The fourth proportional to 9,992,731.20, 14,989,096.80 and 3,603,629.40 is: 5,405,444.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,992,731.20 : 14,989,096.80 = 3,603,629.40 : x
  2. Step 2: Convert to fraction form
    9,992,731.20/14,989,096.80 = 3,603,629.40/x
  3. Step 3: Cross multiply
    9,992,731.20x = 14,989,096.80 × 3,603,629.40
  4. Step 4: Simplify right side
    9,992,731.20x = 54,015,149,907,925.92
  5. Step 5: Solve for x
    x = 54,015,149,907,925.92/9,992,731.20
  6. Step 6: Final answer
    x = 5,405,444.10

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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.