Home / 12,014,915.05-16,580,662.36-6,508,289.83

Finding the Fourth Proportional to 12,014,915.05, 16,580,662.36 and 6,508,289.83

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Solution

The fourth proportional to 12,014,915.05, 16,580,662.36 and 6,508,289.83 is: 8,981,483.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,014,915.05 : 16,580,662.36 = 6,508,289.83 : x
  2. Step 2: Convert to fraction form
    12,014,915.05/16,580,662.36 = 6,508,289.83/x
  3. Step 3: Cross multiply
    12,014,915.05x = 16,580,662.36 × 6,508,289.83
  4. Step 4: Simplify right side
    12,014,915.05x = 107,911,756,212,251.80
  5. Step 5: Solve for x
    x = 107,911,756,212,251.80/12,014,915.05
  6. Step 6: Final answer
    x = 8,981,483.08

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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.