Home / 10,367,689.74-15,550,953.32-3,179,203.94

Finding the Fourth Proportional to 10,367,689.74, 15,550,953.32 and 3,179,203.94

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Solution

The fourth proportional to 10,367,689.74, 15,550,953.32 and 3,179,203.94 is: 4,768,627.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,367,689.74 : 15,550,953.32 = 3,179,203.94 : x
  2. Step 2: Convert to fraction form
    10,367,689.74/15,550,953.32 = 3,179,203.94/x
  3. Step 3: Cross multiply
    10,367,689.74x = 15,550,953.32 × 3,179,203.94
  4. Step 4: Simplify right side
    10,367,689.74x = 49,439,652,065,700.08
  5. Step 5: Solve for x
    x = 49,439,652,065,700.08/10,367,689.74
  6. Step 6: Final answer
    x = 4,768,627.66

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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.