Home / 19,641,080.76-27,105,532.68-10,939,255.60

Finding the Fourth Proportional to 19,641,080.76, 27,105,532.68 and 10,939,255.60

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Solution

The fourth proportional to 19,641,080.76, 27,105,532.68 and 10,939,255.60 is: 15,096,641.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,641,080.76 : 27,105,532.68 = 10,939,255.60 : x
  2. Step 2: Convert to fraction form
    19,641,080.76/27,105,532.68 = 10,939,255.60/x
  3. Step 3: Cross multiply
    19,641,080.76x = 27,105,532.68 × 10,939,255.60
  4. Step 4: Simplify right side
    19,641,080.76x = 296,514,350,160,673
  5. Step 5: Solve for x
    x = 296,514,350,160,673/19,641,080.76
  6. Step 6: Final answer
    x = 15,096,641.26

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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.