Home / 14,485,612.40-21,728,418.60-9,446,764.40

Finding the Fourth Proportional to 14,485,612.40, 21,728,418.60 and 9,446,764.40

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Solution

The fourth proportional to 14,485,612.40, 21,728,418.60 and 9,446,764.40 is: 14,170,146.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,485,612.40 : 21,728,418.60 = 9,446,764.40 : x
  2. Step 2: Convert to fraction form
    14,485,612.40/21,728,418.60 = 9,446,764.40/x
  3. Step 3: Cross multiply
    14,485,612.40x = 21,728,418.60 × 9,446,764.40
  4. Step 4: Simplify right side
    14,485,612.40x = 205,263,251,298,777.88
  5. Step 5: Solve for x
    x = 205,263,251,298,777.88/14,485,612.40
  6. Step 6: Final answer
    x = 14,170,146.60

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1.5x scale

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.