Home / 38,448,013.60-57,672,020.40-37,104,320.80

Finding the Fourth Proportional to 38,448,013.60, 57,672,020.40 and 37,104,320.80

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Solution

The fourth proportional to 38,448,013.60, 57,672,020.40 and 37,104,320.80 is: 55,656,481.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,448,013.60 : 57,672,020.40 = 37,104,320.80 : x
  2. Step 2: Convert to fraction form
    38,448,013.60/57,672,020.40 = 37,104,320.80/x
  3. Step 3: Cross multiply
    38,448,013.60x = 57,672,020.40 × 37,104,320.80
  4. Step 4: Simplify right side
    38,448,013.60x = 2,139,881,146,105,744
  5. Step 5: Solve for x
    x = 2,139,881,146,105,744/38,448,013.60
  6. Step 6: Final answer
    x = 55,656,481.20

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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.