Home / 10,929,580.40-16,404,868.20-5,544,311.60

Finding the Fourth Proportional to 10,929,580.40, 16,404,868.20 and 5,544,311.60

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Solution

The fourth proportional to 10,929,580.40, 16,404,868.20 and 5,544,311.60 is: 8,321,792.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,929,580.40 : 16,404,868.20 = 5,544,311.60 : x
  2. Step 2: Convert to fraction form
    10,929,580.40/16,404,868.20 = 5,544,311.60/x
  3. Step 3: Cross multiply
    10,929,580.40x = 16,404,868.20 × 5,544,311.60
  4. Step 4: Simplify right side
    10,929,580.40x = 90,953,701,057,731.11
  5. Step 5: Solve for x
    x = 90,953,701,057,731.11/10,929,580.40
  6. Step 6: Final answer
    x = 8,321,792.58

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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.