Home / 18,088,721.10-27,133,081.65-10,914,267.60

Finding the Fourth Proportional to 18,088,721.10, 27,133,081.65 and 10,914,267.60

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Solution

The fourth proportional to 18,088,721.10, 27,133,081.65 and 10,914,267.60 is: 16,371,401.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,088,721.10 : 27,133,081.65 = 10,914,267.60 : x
  2. Step 2: Convert to fraction form
    18,088,721.10/27,133,081.65 = 10,914,267.60/x
  3. Step 3: Cross multiply
    18,088,721.10x = 27,133,081.65 × 10,914,267.60
  4. Step 4: Simplify right side
    18,088,721.10x = 296,137,713,940,749.50
  5. Step 5: Solve for x
    x = 296,137,713,940,749.50/18,088,721.10
  6. Step 6: Final answer
    x = 16,371,401.40

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1.5x scale

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.