Home / 9,962,128.88-14,945,292.84-3,230,018

Finding the Fourth Proportional to 9,962,128.88, 14,945,292.84 and 3,230,018

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Solution

The fourth proportional to 9,962,128.88, 14,945,292.84 and 3,230,018 is: 4,845,707.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,962,128.88 : 14,945,292.84 = 3,230,018 : x
  2. Step 2: Convert to fraction form
    9,962,128.88/14,945,292.84 = 3,230,018/x
  3. Step 3: Cross multiply
    9,962,128.88x = 14,945,292.84 × 3,230,018
  4. Step 4: Simplify right side
    9,962,128.88x = 48,273,564,888,471.12
  5. Step 5: Solve for x
    x = 48,273,564,888,471.12/9,962,128.88
  6. Step 6: Final answer
    x = 4,845,707.73

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.