Home / 18,845,579.01-28,274,043.78-6,713,458.95

Finding the Fourth Proportional to 18,845,579.01, 28,274,043.78 and 6,713,458.95

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Solution

The fourth proportional to 18,845,579.01, 28,274,043.78 and 6,713,458.95 is: 10,072,210.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,845,579.01 : 28,274,043.78 = 6,713,458.95 : x
  2. Step 2: Convert to fraction form
    18,845,579.01/28,274,043.78 = 6,713,458.95/x
  3. Step 3: Cross multiply
    18,845,579.01x = 28,274,043.78 × 6,713,458.95
  4. Step 4: Simplify right side
    18,845,579.01x = 189,816,632,267,532.84
  5. Step 5: Solve for x
    x = 189,816,632,267,532.84/18,845,579.01
  6. Step 6: Final answer
    x = 10,072,210.15

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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.