Home / 6,645,000.70-9,964,548.60-2,600,144.20

Finding the Fourth Proportional to 6,645,000.70, 9,964,548.60 and 2,600,144.20

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Solution

The fourth proportional to 6,645,000.70, 9,964,548.60 and 2,600,144.20 is: 3,899,061.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,645,000.70 : 9,964,548.60 = 2,600,144.20 : x
  2. Step 2: Convert to fraction form
    6,645,000.70/9,964,548.60 = 2,600,144.20/x
  3. Step 3: Cross multiply
    6,645,000.70x = 9,964,548.60 × 2,600,144.20
  4. Step 4: Simplify right side
    6,645,000.70x = 25,909,263,247,908.12
  5. Step 5: Solve for x
    x = 25,909,263,247,908.12/6,645,000.70
  6. Step 6: Final answer
    x = 3,899,061.03

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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.