Home / 18,585,406.10-27,871,821.39-7,068,137.06

Finding the Fourth Proportional to 18,585,406.10, 27,871,821.39 and 7,068,137.06

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Solution

The fourth proportional to 18,585,406.10, 27,871,821.39 and 7,068,137.06 is: 10,599,814.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,585,406.10 : 27,871,821.39 = 7,068,137.06 : x
  2. Step 2: Convert to fraction form
    18,585,406.10/27,871,821.39 = 7,068,137.06/x
  3. Step 3: Cross multiply
    18,585,406.10x = 27,871,821.39 × 7,068,137.06
  4. Step 4: Simplify right side
    18,585,406.10x = 197,001,853,696,359.72
  5. Step 5: Solve for x
    x = 197,001,853,696,359.72/18,585,406.10
  6. Step 6: Final answer
    x = 10,599,814.32

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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.