Home / 4,831,412.20-7,261,115.10-4,747,431.40

Finding the Fourth Proportional to 4,831,412.20, 7,261,115.10 and 4,747,431.40

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Solution

The fourth proportional to 4,831,412.20, 7,261,115.10 and 4,747,431.40 is: 7,134,900.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,831,412.20 : 7,261,115.10 = 4,747,431.40 : x
  2. Step 2: Convert to fraction form
    4,831,412.20/7,261,115.10 = 4,747,431.40/x
  3. Step 3: Cross multiply
    4,831,412.20x = 7,261,115.10 × 4,747,431.40
  4. Step 4: Simplify right side
    4,831,412.20x = 34,471,645,824,754.14
  5. Step 5: Solve for x
    x = 34,471,645,824,754.14/4,831,412.20
  6. Step 6: Final answer
    x = 7,134,900.60

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1.5x scale

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.