Home / 67,312,470.80-92,898,590.96-39,061,067.24

Finding the Fourth Proportional to 67,312,470.80, 92,898,590.96 and 39,061,067.24

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Solution

The fourth proportional to 67,312,470.80, 92,898,590.96 and 39,061,067.24 is: 53,908,556.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,312,470.80 : 92,898,590.96 = 39,061,067.24 : x
  2. Step 2: Convert to fraction form
    67,312,470.80/92,898,590.96 = 39,061,067.24/x
  3. Step 3: Cross multiply
    67,312,470.80x = 92,898,590.96 × 39,061,067.24
  4. Step 4: Simplify right side
    67,312,470.80x = 3,628,718,107,989,816
  5. Step 5: Solve for x
    x = 3,628,718,107,989,816/67,312,470.80
  6. Step 6: Final answer
    x = 53,908,556.09

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.