Home / 9,990,729.95-14,992,073.53-4,310,954.26

Finding the Fourth Proportional to 9,990,729.95, 14,992,073.53 and 4,310,954.26

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Solution

The fourth proportional to 9,990,729.95, 14,992,073.53 and 4,310,954.26 is: 6,469,011.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,990,729.95 : 14,992,073.53 = 4,310,954.26 : x
  2. Step 2: Convert to fraction form
    9,990,729.95/14,992,073.53 = 4,310,954.26/x
  3. Step 3: Cross multiply
    9,990,729.95x = 14,992,073.53 × 4,310,954.26
  4. Step 4: Simplify right side
    9,990,729.95x = 64,630,143,202,129.17
  5. Step 5: Solve for x
    x = 64,630,143,202,129.17/9,990,729.95
  6. Step 6: Final answer
    x = 6,469,011.13

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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.