Home / 10,366,285.72-14,305,457.19-5,720,067.09

Finding the Fourth Proportional to 10,366,285.72, 14,305,457.19 and 5,720,067.09

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Solution

The fourth proportional to 10,366,285.72, 14,305,457.19 and 5,720,067.09 is: 7,893,683.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,366,285.72 : 14,305,457.19 = 5,720,067.09 : x
  2. Step 2: Convert to fraction form
    10,366,285.72/14,305,457.19 = 5,720,067.09/x
  3. Step 3: Cross multiply
    10,366,285.72x = 14,305,457.19 × 5,720,067.09
  4. Step 4: Simplify right side
    10,366,285.72x = 81,828,174,879,922.88
  5. Step 5: Solve for x
    x = 81,828,174,879,922.88/10,366,285.72
  6. Step 6: Final answer
    x = 7,893,683.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.