Home / 9,972,016.40-14,962,690.20-4,297,091.60

Finding the Fourth Proportional to 9,972,016.40, 14,962,690.20 and 4,297,091.60

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Solution

The fourth proportional to 9,972,016.40, 14,962,690.20 and 4,297,091.60 is: 6,447,647.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,972,016.40 : 14,962,690.20 = 4,297,091.60 : x
  2. Step 2: Convert to fraction form
    9,972,016.40/14,962,690.20 = 4,297,091.60/x
  3. Step 3: Cross multiply
    9,972,016.40x = 14,962,690.20 × 4,297,091.60
  4. Step 4: Simplify right side
    9,972,016.40x = 64,296,050,371,822.31
  5. Step 5: Solve for x
    x = 64,296,050,371,822.31/9,972,016.40
  6. Step 6: Final answer
    x = 6,447,647.88

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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.