Home / 15,445,948.80-23,179,982.40-6,476,937.60

Finding the Fourth Proportional to 15,445,948.80, 23,179,982.40 and 6,476,937.60

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Solution

The fourth proportional to 15,445,948.80, 23,179,982.40 and 6,476,937.60 is: 9,720,043.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,445,948.80 : 23,179,982.40 = 6,476,937.60 : x
  2. Step 2: Convert to fraction form
    15,445,948.80/23,179,982.40 = 6,476,937.60/x
  3. Step 3: Cross multiply
    15,445,948.80x = 23,179,982.40 × 6,476,937.60
  4. Step 4: Simplify right side
    15,445,948.80x = 150,135,299,573,898.22
  5. Step 5: Solve for x
    x = 150,135,299,573,898.22/15,445,948.80
  6. Step 6: Final answer
    x = 9,720,043.85

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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.