Home / 31,344,796.80-47,017,195.20-29,077,315.20

Finding the Fourth Proportional to 31,344,796.80, 47,017,195.20 and 29,077,315.20

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Solution

The fourth proportional to 31,344,796.80, 47,017,195.20 and 29,077,315.20 is: 43,615,972.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,344,796.80 : 47,017,195.20 = 29,077,315.20 : x
  2. Step 2: Convert to fraction form
    31,344,796.80/47,017,195.20 = 29,077,315.20/x
  3. Step 3: Cross multiply
    31,344,796.80x = 47,017,195.20 × 29,077,315.20
  4. Step 4: Simplify right side
    31,344,796.80x = 1,367,133,804,650,327
  5. Step 5: Solve for x
    x = 1,367,133,804,650,327/31,344,796.80
  6. Step 6: Final answer
    x = 43,615,972.80

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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.