Home / 8,346,196.28-12,520,143.09-2,880,579.74

Finding the Fourth Proportional to 8,346,196.28, 12,520,143.09 and 2,880,579.74

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Solution

The fourth proportional to 8,346,196.28, 12,520,143.09 and 2,880,579.74 is: 4,321,162.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,346,196.28 : 12,520,143.09 = 2,880,579.74 : x
  2. Step 2: Convert to fraction form
    8,346,196.28/12,520,143.09 = 2,880,579.74/x
  3. Step 3: Cross multiply
    8,346,196.28x = 12,520,143.09 × 2,880,579.74
  4. Step 4: Simplify right side
    8,346,196.28x = 36,065,270,464,354.28
  5. Step 5: Solve for x
    x = 36,065,270,464,354.28/8,346,196.28
  6. Step 6: Final answer
    x = 4,321,162.51

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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.