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Finding the Fourth Proportional to 8,883,603.04, 12,259,399.80 and 4,809,212.32

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Solution

The fourth proportional to 8,883,603.04, 12,259,399.80 and 4,809,212.32 is: 6,636,727.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,883,603.04 : 12,259,399.80 = 4,809,212.32 : x
  2. Step 2: Convert to fraction form
    8,883,603.04/12,259,399.80 = 4,809,212.32/x
  3. Step 3: Cross multiply
    8,883,603.04x = 12,259,399.80 × 4,809,212.32
  4. Step 4: Simplify right side
    8,883,603.04x = 58,958,056,553,965.55
  5. Step 5: Solve for x
    x = 58,958,056,553,965.55/8,883,603.04
  6. Step 6: Final answer
    x = 6,636,727.95

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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.