Home / 9,628,960.86-13,280,217.92-8,464,918.24

Finding the Fourth Proportional to 9,628,960.86, 13,280,217.92 and 8,464,918.24

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Solution

The fourth proportional to 9,628,960.86, 13,280,217.92 and 8,464,918.24 is: 11,674,775.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,628,960.86 : 13,280,217.92 = 8,464,918.24 : x
  2. Step 2: Convert to fraction form
    9,628,960.86/13,280,217.92 = 8,464,918.24/x
  3. Step 3: Cross multiply
    9,628,960.86x = 13,280,217.92 × 8,464,918.24
  4. Step 4: Simplify right side
    9,628,960.86x = 112,415,958,902,182.86
  5. Step 5: Solve for x
    x = 112,415,958,902,182.86/9,628,960.86
  6. Step 6: Final answer
    x = 11,674,775.77

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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.