Home / 12,354,621.84-17,049,348.60-6,772,858.56

Finding the Fourth Proportional to 12,354,621.84, 17,049,348.60 and 6,772,858.56

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Solution

The fourth proportional to 12,354,621.84, 17,049,348.60 and 6,772,858.56 is: 9,346,528.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,354,621.84 : 17,049,348.60 = 6,772,858.56 : x
  2. Step 2: Convert to fraction form
    12,354,621.84/17,049,348.60 = 6,772,858.56/x
  3. Step 3: Cross multiply
    12,354,621.84x = 17,049,348.60 × 6,772,858.56
  4. Step 4: Simplify right side
    12,354,621.84x = 115,472,826,607,934.02
  5. Step 5: Solve for x
    x = 115,472,826,607,934.02/12,354,621.84
  6. Step 6: Final answer
    x = 9,346,528.62

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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.