Home / 9,318,716.80-12,859,802.94-5,244,335.80

Finding the Fourth Proportional to 9,318,716.80, 12,859,802.94 and 5,244,335.80

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Solution

The fourth proportional to 9,318,716.80, 12,859,802.94 and 5,244,335.80 is: 7,237,168.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,318,716.80 : 12,859,802.94 = 5,244,335.80 : x
  2. Step 2: Convert to fraction form
    9,318,716.80/12,859,802.94 = 5,244,335.80/x
  3. Step 3: Cross multiply
    9,318,716.80x = 12,859,802.94 × 5,244,335.80
  4. Step 4: Simplify right side
    9,318,716.80x = 67,441,124,939,187.25
  5. Step 5: Solve for x
    x = 67,441,124,939,187.25/9,318,716.80
  6. Step 6: Final answer
    x = 7,237,168.63

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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.