Home / 4,156,472.40-6,239,374.20-3,214,021.20

Finding the Fourth Proportional to 4,156,472.40, 6,239,374.20 and 3,214,021.20

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Solution

The fourth proportional to 4,156,472.40, 6,239,374.20 and 3,214,021.20 is: 4,824,639.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,156,472.40 : 6,239,374.20 = 3,214,021.20 : x
  2. Step 2: Convert to fraction form
    4,156,472.40/6,239,374.20 = 3,214,021.20/x
  3. Step 3: Cross multiply
    4,156,472.40x = 6,239,374.20 × 3,214,021.20
  4. Step 4: Simplify right side
    4,156,472.40x = 20,053,480,953,533.04
  5. Step 5: Solve for x
    x = 20,053,480,953,533.04/4,156,472.40
  6. Step 6: Final answer
    x = 4,824,639.51

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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.