Home / 8,505,829.28-12,757,004.04-2,438,935.76

Finding the Fourth Proportional to 8,505,829.28, 12,757,004.04 and 2,438,935.76

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Solution

The fourth proportional to 8,505,829.28, 12,757,004.04 and 2,438,935.76 is: 3,657,904.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,505,829.28 : 12,757,004.04 = 2,438,935.76 : x
  2. Step 2: Convert to fraction form
    8,505,829.28/12,757,004.04 = 2,438,935.76/x
  3. Step 3: Cross multiply
    8,505,829.28x = 12,757,004.04 × 2,438,935.76
  4. Step 4: Simplify right side
    8,505,829.28x = 31,113,513,343,620.46
  5. Step 5: Solve for x
    x = 31,113,513,343,620.46/8,505,829.28
  6. Step 6: Final answer
    x = 3,657,904.75

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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.