Home / 6,116,694.20-9,174,749.70-2,072,785.40

Finding the Fourth Proportional to 6,116,694.20, 9,174,749.70 and 2,072,785.40

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Solution

The fourth proportional to 6,116,694.20, 9,174,749.70 and 2,072,785.40 is: 3,109,079.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,116,694.20 : 9,174,749.70 = 2,072,785.40 : x
  2. Step 2: Convert to fraction form
    6,116,694.20/9,174,749.70 = 2,072,785.40/x
  3. Step 3: Cross multiply
    6,116,694.20x = 9,174,749.70 × 2,072,785.40
  4. Step 4: Simplify right side
    6,116,694.20x = 19,017,287,226,814.38
  5. Step 5: Solve for x
    x = 19,017,287,226,814.38/6,116,694.20
  6. Step 6: Final answer
    x = 3,109,079.28

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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.