Home / 10,959,580.30-16,439,031.60-5,206,455.40

Finding the Fourth Proportional to 10,959,580.30, 16,439,031.60 and 5,206,455.40

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Solution

The fourth proportional to 10,959,580.30, 16,439,031.60 and 5,206,455.40 is: 7,809,522.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,959,580.30 : 16,439,031.60 = 5,206,455.40 : x
  2. Step 2: Convert to fraction form
    10,959,580.30/16,439,031.60 = 5,206,455.40/x
  3. Step 3: Cross multiply
    10,959,580.30x = 16,439,031.60 × 5,206,455.40
  4. Step 4: Simplify right side
    10,959,580.30x = 85,589,084,844,590.64
  5. Step 5: Solve for x
    x = 85,589,084,844,590.64/10,959,580.30
  6. Step 6: Final answer
    x = 7,809,522.13

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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.