Home / 13,842,401.70-20,763,602.55-6,652,201.80

Finding the Fourth Proportional to 13,842,401.70, 20,763,602.55 and 6,652,201.80

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Solution

The fourth proportional to 13,842,401.70, 20,763,602.55 and 6,652,201.80 is: 9,978,302.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,842,401.70 : 20,763,602.55 = 6,652,201.80 : x
  2. Step 2: Convert to fraction form
    13,842,401.70/20,763,602.55 = 6,652,201.80/x
  3. Step 3: Cross multiply
    13,842,401.70x = 20,763,602.55 × 6,652,201.80
  4. Step 4: Simplify right side
    13,842,401.70x = 138,123,674,257,594.59
  5. Step 5: Solve for x
    x = 138,123,674,257,594.59/13,842,401.70
  6. Step 6: Final answer
    x = 9,978,302.70

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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.