Home / 82,226,514.03-123,291,963.23-31,112,474.91

Finding the Fourth Proportional to 82,226,514.03, 123,291,963.23 and 31,112,474.91

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Solution

The fourth proportional to 82,226,514.03, 123,291,963.23 and 31,112,474.91 is: 46,650,623.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,226,514.03 : 123,291,963.23 = 31,112,474.91 : x
  2. Step 2: Convert to fraction form
    82,226,514.03/123,291,963.23 = 31,112,474.91/x
  3. Step 3: Cross multiply
    82,226,514.03x = 123,291,963.23 × 31,112,474.91
  4. Step 4: Simplify right side
    82,226,514.03x = 3,835,918,112,442,455
  5. Step 5: Solve for x
    x = 3,835,918,112,442,455/82,226,514.03
  6. Step 6: Final answer
    x = 46,650,623.07

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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.