Home / 10,520,048.91-15,780,117.24-3,336,628.71

Finding the Fourth Proportional to 10,520,048.91, 15,780,117.24 and 3,336,628.71

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Solution

The fourth proportional to 10,520,048.91, 15,780,117.24 and 3,336,628.71 is: 5,004,956.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,520,048.91 : 15,780,117.24 = 3,336,628.71 : x
  2. Step 2: Convert to fraction form
    10,520,048.91/15,780,117.24 = 3,336,628.71/x
  3. Step 3: Cross multiply
    10,520,048.91x = 15,780,117.24 × 3,336,628.71
  4. Step 4: Simplify right side
    10,520,048.91x = 52,652,392,230,149.96
  5. Step 5: Solve for x
    x = 52,652,392,230,149.96/10,520,048.91
  6. Step 6: Final answer
    x = 5,004,956.98

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.