Home / 18,042,800.10-27,064,200.15-16,979,918.10

Finding the Fourth Proportional to 18,042,800.10, 27,064,200.15 and 16,979,918.10

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Solution

The fourth proportional to 18,042,800.10, 27,064,200.15 and 16,979,918.10 is: 25,469,877.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,042,800.10 : 27,064,200.15 = 16,979,918.10 : x
  2. Step 2: Convert to fraction form
    18,042,800.10/27,064,200.15 = 16,979,918.10/x
  3. Step 3: Cross multiply
    18,042,800.10x = 27,064,200.15 × 16,979,918.10
  4. Step 4: Simplify right side
    18,042,800.10x = 459,547,901,989,007.75
  5. Step 5: Solve for x
    x = 459,547,901,989,007.75/18,042,800.10
  6. Step 6: Final answer
    x = 25,469,877.15

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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.