Home / 18,384,059.10-27,576,088.65-4,920,887.10

Finding the Fourth Proportional to 18,384,059.10, 27,576,088.65 and 4,920,887.10

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Solution

The fourth proportional to 18,384,059.10, 27,576,088.65 and 4,920,887.10 is: 7,381,330.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,384,059.10 : 27,576,088.65 = 4,920,887.10 : x
  2. Step 2: Convert to fraction form
    18,384,059.10/27,576,088.65 = 4,920,887.10/x
  3. Step 3: Cross multiply
    18,384,059.10x = 27,576,088.65 × 4,920,887.10
  4. Step 4: Simplify right side
    18,384,059.10x = 135,698,818,906,241.39
  5. Step 5: Solve for x
    x = 135,698,818,906,241.39/18,384,059.10
  6. Step 6: Final answer
    x = 7,381,330.65

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Similar ratio
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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.