Home / 13,779,960.20-20,669,940.30-4,195,262.60

Finding the Fourth Proportional to 13,779,960.20, 20,669,940.30 and 4,195,262.60

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Solution

The fourth proportional to 13,779,960.20, 20,669,940.30 and 4,195,262.60 is: 6,292,893.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,779,960.20 : 20,669,940.30 = 4,195,262.60 : x
  2. Step 2: Convert to fraction form
    13,779,960.20/20,669,940.30 = 4,195,262.60/x
  3. Step 3: Cross multiply
    13,779,960.20x = 20,669,940.30 × 4,195,262.60
  4. Step 4: Simplify right side
    13,779,960.20x = 86,715,827,484,822.78
  5. Step 5: Solve for x
    x = 86,715,827,484,822.78/13,779,960.20
  6. Step 6: Final answer
    x = 6,292,893.90

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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.