Home / 14,733,742.05-20,332,775.52-8,455,292.73

Finding the Fourth Proportional to 14,733,742.05, 20,332,775.52 and 8,455,292.73

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Solution

The fourth proportional to 14,733,742.05, 20,332,775.52 and 8,455,292.73 is: 11,668,425.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,733,742.05 : 20,332,775.52 = 8,455,292.73 : x
  2. Step 2: Convert to fraction form
    14,733,742.05/20,332,775.52 = 8,455,292.73/x
  3. Step 3: Cross multiply
    14,733,742.05x = 20,332,775.52 × 8,455,292.73
  4. Step 4: Simplify right side
    14,733,742.05x = 171,919,569,034,977.97
  5. Step 5: Solve for x
    x = 171,919,569,034,977.97/14,733,742.05
  6. Step 6: Final answer
    x = 11,668,425.34

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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.