Home / 11,927,599.50-16,459,655.28-7,289,144.73

Finding the Fourth Proportional to 11,927,599.50, 16,459,655.28 and 7,289,144.73

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Solution

The fourth proportional to 11,927,599.50, 16,459,655.28 and 7,289,144.73 is: 10,058,755.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,927,599.50 : 16,459,655.28 = 7,289,144.73 : x
  2. Step 2: Convert to fraction form
    11,927,599.50/16,459,655.28 = 7,289,144.73/x
  3. Step 3: Cross multiply
    11,927,599.50x = 16,459,655.28 × 7,289,144.73
  4. Step 4: Simplify right side
    11,927,599.50x = 119,976,809,541,828.67
  5. Step 5: Solve for x
    x = 119,976,809,541,828.67/11,927,599.50
  6. Step 6: Final answer
    x = 10,058,755.71

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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.