Home / 13,437,512.20-20,156,268.30-10,036,289.80

Finding the Fourth Proportional to 13,437,512.20, 20,156,268.30 and 10,036,289.80

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Solution

The fourth proportional to 13,437,512.20, 20,156,268.30 and 10,036,289.80 is: 15,054,434.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,437,512.20 : 20,156,268.30 = 10,036,289.80 : x
  2. Step 2: Convert to fraction form
    13,437,512.20/20,156,268.30 = 10,036,289.80/x
  3. Step 3: Cross multiply
    13,437,512.20x = 20,156,268.30 × 10,036,289.80
  4. Step 4: Simplify right side
    13,437,512.20x = 202,294,149,945,353.38
  5. Step 5: Solve for x
    x = 202,294,149,945,353.38/13,437,512.20
  6. Step 6: Final answer
    x = 15,054,434.70

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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.