Home / 31,084,067.40-46,626,101.10-19,690,672.20

Finding the Fourth Proportional to 31,084,067.40, 46,626,101.10 and 19,690,672.20

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Solution

The fourth proportional to 31,084,067.40, 46,626,101.10 and 19,690,672.20 is: 29,536,008.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,084,067.40 : 46,626,101.10 = 19,690,672.20 : x
  2. Step 2: Convert to fraction form
    31,084,067.40/46,626,101.10 = 19,690,672.20/x
  3. Step 3: Cross multiply
    31,084,067.40x = 46,626,101.10 × 19,690,672.20
  4. Step 4: Simplify right side
    31,084,067.40x = 918,099,272,724,159.38
  5. Step 5: Solve for x
    x = 918,099,272,724,159.38/31,084,067.40
  6. Step 6: Final answer
    x = 29,536,008.30

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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.