Home / 31,131,617.90-46,692,638.33-10,382,419.62

Finding the Fourth Proportional to 31,131,617.90, 46,692,638.33 and 10,382,419.62

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Solution

The fourth proportional to 31,131,617.90, 46,692,638.33 and 10,382,419.62 is: 15,572,032.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,131,617.90 : 46,692,638.33 = 10,382,419.62 : x
  2. Step 2: Convert to fraction form
    31,131,617.90/46,692,638.33 = 10,382,419.62/x
  3. Step 3: Cross multiply
    31,131,617.90x = 46,692,638.33 × 10,382,419.62
  4. Step 4: Simplify right side
    31,131,617.90x = 484,782,564,255,043.94
  5. Step 5: Solve for x
    x = 484,782,564,255,043.94/31,131,617.90
  6. Step 6: Final answer
    x = 15,572,032.46

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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.