Home / 18,390,087.40-27,588,047.10-6,260,693.80

Finding the Fourth Proportional to 18,390,087.40, 27,588,047.10 and 6,260,693.80

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Solution

The fourth proportional to 18,390,087.40, 27,588,047.10 and 6,260,693.80 is: 9,392,033.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,390,087.40 : 27,588,047.10 = 6,260,693.80 : x
  2. Step 2: Convert to fraction form
    18,390,087.40/27,588,047.10 = 6,260,693.80/x
  3. Step 3: Cross multiply
    18,390,087.40x = 27,588,047.10 × 6,260,693.80
  4. Step 4: Simplify right side
    18,390,087.40x = 172,720,315,433,077.97
  5. Step 5: Solve for x
    x = 172,720,315,433,077.97/18,390,087.40
  6. Step 6: Final answer
    x = 9,392,033.42

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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.