Home / 9,531,646.80-13,153,675.50-5,180,734.26

Finding the Fourth Proportional to 9,531,646.80, 13,153,675.50 and 5,180,734.26

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Solution

The fourth proportional to 9,531,646.80, 13,153,675.50 and 5,180,734.26 is: 7,149,414.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,531,646.80 : 13,153,675.50 = 5,180,734.26 : x
  2. Step 2: Convert to fraction form
    9,531,646.80/13,153,675.50 = 5,180,734.26/x
  3. Step 3: Cross multiply
    9,531,646.80x = 13,153,675.50 × 5,180,734.26
  4. Step 4: Simplify right side
    9,531,646.80x = 68,145,697,307,772.62
  5. Step 5: Solve for x
    x = 68,145,697,307,772.62/9,531,646.80
  6. Step 6: Final answer
    x = 7,149,414.86

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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.