Home / 12,101,620.48-16,700,586.24-6,669,462.40

Finding the Fourth Proportional to 12,101,620.48, 16,700,586.24 and 6,669,462.40

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Solution

The fourth proportional to 12,101,620.48, 16,700,586.24 and 6,669,462.40 is: 9,204,050.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,101,620.48 : 16,700,586.24 = 6,669,462.40 : x
  2. Step 2: Convert to fraction form
    12,101,620.48/16,700,586.24 = 6,669,462.40/x
  3. Step 3: Cross multiply
    12,101,620.48x = 16,700,586.24 × 6,669,462.40
  4. Step 4: Simplify right side
    12,101,620.48x = 111,383,931,985,637.39
  5. Step 5: Solve for x
    x = 111,383,931,985,637.39/12,101,620.48
  6. Step 6: Final answer
    x = 9,204,050.99

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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.