Home / 12,829,227.15-17,704,773.96-7,028,007.36

Finding the Fourth Proportional to 12,829,227.15, 17,704,773.96 and 7,028,007.36

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Solution

The fourth proportional to 12,829,227.15, 17,704,773.96 and 7,028,007.36 is: 9,698,891.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,829,227.15 : 17,704,773.96 = 7,028,007.36 : x
  2. Step 2: Convert to fraction form
    12,829,227.15/17,704,773.96 = 7,028,007.36/x
  3. Step 3: Cross multiply
    12,829,227.15x = 17,704,773.96 × 7,028,007.36
  4. Step 4: Simplify right side
    12,829,227.15x = 124,429,281,605,268.42
  5. Step 5: Solve for x
    x = 124,429,281,605,268.42/12,829,227.15
  6. Step 6: Final answer
    x = 9,698,891.45

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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.