Home / 6,620,168.64-9,930,238.38-1,762,476.60

Finding the Fourth Proportional to 6,620,168.64, 9,930,238.38 and 1,762,476.60

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Solution

The fourth proportional to 6,620,168.64, 9,930,238.38 and 1,762,476.60 is: 2,643,711.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,620,168.64 : 9,930,238.38 = 1,762,476.60 : x
  2. Step 2: Convert to fraction form
    6,620,168.64/9,930,238.38 = 1,762,476.60/x
  3. Step 3: Cross multiply
    6,620,168.64x = 9,930,238.38 × 1,762,476.60
  4. Step 4: Simplify right side
    6,620,168.64x = 17,501,812,777,171.91
  5. Step 5: Solve for x
    x = 17,501,812,777,171.91/6,620,168.64
  6. Step 6: Final answer
    x = 2,643,711.02

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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.