Home / 14,906,801.68-20,571,189.24-8,291,345.20

Finding the Fourth Proportional to 14,906,801.68, 20,571,189.24 and 8,291,345.20

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Solution

The fourth proportional to 14,906,801.68, 20,571,189.24 and 8,291,345.20 is: 11,441,946.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,906,801.68 : 20,571,189.24 = 8,291,345.20 : x
  2. Step 2: Convert to fraction form
    14,906,801.68/20,571,189.24 = 8,291,345.20/x
  3. Step 3: Cross multiply
    14,906,801.68x = 20,571,189.24 × 8,291,345.20
  4. Step 4: Simplify right side
    14,906,801.68x = 170,562,831,163,365.62
  5. Step 5: Solve for x
    x = 170,562,831,163,365.62/14,906,801.68
  6. Step 6: Final answer
    x = 11,441,946.76

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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.