Home / 12,014,913.55-16,580,660.29-6,508,288.34

Finding the Fourth Proportional to 12,014,913.55, 16,580,660.29 and 6,508,288.34

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Solution

The fourth proportional to 12,014,913.55, 16,580,660.29 and 6,508,288.34 is: 8,981,481.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,014,913.55 : 16,580,660.29 = 6,508,288.34 : x
  2. Step 2: Convert to fraction form
    12,014,913.55/16,580,660.29 = 6,508,288.34/x
  3. Step 3: Cross multiply
    12,014,913.55x = 16,580,660.29 × 6,508,288.34
  4. Step 4: Simplify right side
    12,014,913.55x = 107,911,717,952,004.70
  5. Step 5: Solve for x
    x = 107,911,717,952,004.70/12,014,913.55
  6. Step 6: Final answer
    x = 8,981,481.02

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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.