Home / 39,292,907.22-58,948,196.49-11,996,916.48

Finding the Fourth Proportional to 39,292,907.22, 58,948,196.49 and 11,996,916.48

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Solution

The fourth proportional to 39,292,907.22, 58,948,196.49 and 11,996,916.48 is: 17,998,072.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,292,907.22 : 58,948,196.49 = 11,996,916.48 : x
  2. Step 2: Convert to fraction form
    39,292,907.22/58,948,196.49 = 11,996,916.48/x
  3. Step 3: Cross multiply
    39,292,907.22x = 58,948,196.49 × 11,996,916.48
  4. Step 4: Simplify right side
    39,292,907.22x = 707,196,589,937,159.25
  5. Step 5: Solve for x
    x = 707,196,589,937,159.25/39,292,907.22
  6. Step 6: Final answer
    x = 17,998,072.43

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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.