Home / 12,290,647.24-16,958,561.07-7,062,645.61

Finding the Fourth Proportional to 12,290,647.24, 16,958,561.07 and 7,062,645.61

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Solution

The fourth proportional to 12,290,647.24, 16,958,561.07 and 7,062,645.61 is: 9,744,995.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,290,647.24 : 16,958,561.07 = 7,062,645.61 : x
  2. Step 2: Convert to fraction form
    12,290,647.24/16,958,561.07 = 7,062,645.61/x
  3. Step 3: Cross multiply
    12,290,647.24x = 16,958,561.07 × 7,062,645.61
  4. Step 4: Simplify right side
    12,290,647.24x = 119,772,306,892,952.41
  5. Step 5: Solve for x
    x = 119,772,306,892,952.41/12,290,647.24
  6. Step 6: Final answer
    x = 9,744,995.89

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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.