Home / 37,130,080.39-55,695,044.03-20,948,686.09

Finding the Fourth Proportional to 37,130,080.39, 55,695,044.03 and 20,948,686.09

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Solution

The fourth proportional to 37,130,080.39, 55,695,044.03 and 20,948,686.09 is: 31,422,985.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,130,080.39 : 55,695,044.03 = 20,948,686.09 : x
  2. Step 2: Convert to fraction form
    37,130,080.39/55,695,044.03 = 20,948,686.09/x
  3. Step 3: Cross multiply
    37,130,080.39x = 55,695,044.03 × 20,948,686.09
  4. Step 4: Simplify right side
    37,130,080.39x = 1,166,737,994,048,455
  5. Step 5: Solve for x
    x = 1,166,737,994,048,455/37,130,080.39
  6. Step 6: Final answer
    x = 31,422,985.94

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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.