Home / 7,634,426.64-10,531,997.12-6,764,149.64

Finding the Fourth Proportional to 7,634,426.64, 10,531,997.12 and 6,764,149.64

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Solution

The fourth proportional to 7,634,426.64, 10,531,997.12 and 6,764,149.64 is: 9,331,415.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,634,426.64 : 10,531,997.12 = 6,764,149.64 : x
  2. Step 2: Convert to fraction form
    7,634,426.64/10,531,997.12 = 6,764,149.64/x
  3. Step 3: Cross multiply
    7,634,426.64x = 10,531,997.12 × 6,764,149.64
  4. Step 4: Simplify right side
    7,634,426.64x = 71,240,004,441,248.30
  5. Step 5: Solve for x
    x = 71,240,004,441,248.30/7,634,426.64
  6. Step 6: Final answer
    x = 9,331,415.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.