Home / 11,262,426.25-15,554,978.64-7,634,455.69

Finding the Fourth Proportional to 11,262,426.25, 15,554,978.64 and 7,634,455.69

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Solution

The fourth proportional to 11,262,426.25, 15,554,978.64 and 7,634,455.69 is: 10,544,246.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,262,426.25 : 15,554,978.64 = 7,634,455.69 : x
  2. Step 2: Convert to fraction form
    11,262,426.25/15,554,978.64 = 7,634,455.69/x
  3. Step 3: Cross multiply
    11,262,426.25x = 15,554,978.64 × 7,634,455.69
  4. Step 4: Simplify right side
    11,262,426.25x = 118,753,795,185,976.47
  5. Step 5: Solve for x
    x = 118,753,795,185,976.47/11,262,426.25
  6. Step 6: Final answer
    x = 10,544,246.20

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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.