Home / 12,310,838.38-16,989,836.52-6,804,094.69

Finding the Fourth Proportional to 12,310,838.38, 16,989,836.52 and 6,804,094.69

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Solution

The fourth proportional to 12,310,838.38, 16,989,836.52 and 6,804,094.69 is: 9,390,136.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,310,838.38 : 16,989,836.52 = 6,804,094.69 : x
  2. Step 2: Convert to fraction form
    12,310,838.38/16,989,836.52 = 6,804,094.69/x
  3. Step 3: Cross multiply
    12,310,838.38x = 16,989,836.52 × 6,804,094.69
  4. Step 4: Simplify right side
    12,310,838.38x = 115,600,456,449,700.08
  5. Step 5: Solve for x
    x = 115,600,456,449,700.08/12,310,838.38
  6. Step 6: Final answer
    x = 9,390,136.80

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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.