Home / 14,906,948.56-20,571,465.34-8,380,607.10

Finding the Fourth Proportional to 14,906,948.56, 20,571,465.34 and 8,380,607.10

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Solution

The fourth proportional to 14,906,948.56, 20,571,465.34 and 8,380,607.10 is: 11,565,168.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,906,948.56 : 20,571,465.34 = 8,380,607.10 : x
  2. Step 2: Convert to fraction form
    14,906,948.56/20,571,465.34 = 8,380,607.10/x
  3. Step 3: Cross multiply
    14,906,948.56x = 20,571,465.34 × 8,380,607.10
  4. Step 4: Simplify right side
    14,906,948.56x = 172,401,368,485,807.91
  5. Step 5: Solve for x
    x = 172,401,368,485,807.91/14,906,948.56
  6. Step 6: Final answer
    x = 11,565,168.27

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1.5x scale

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.