Home / 13,490,610.40-20,228,917.20-4,966,559.20

Finding the Fourth Proportional to 13,490,610.40, 20,228,917.20 and 4,966,559.20

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Solution

The fourth proportional to 13,490,610.40, 20,228,917.20 and 4,966,559.20 is: 7,447,262.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,490,610.40 : 20,228,917.20 = 4,966,559.20 : x
  2. Step 2: Convert to fraction form
    13,490,610.40/20,228,917.20 = 4,966,559.20/x
  3. Step 3: Cross multiply
    13,490,610.40x = 20,228,917.20 × 4,966,559.20
  4. Step 4: Simplify right side
    13,490,610.40x = 100,468,114,825,698.23
  5. Step 5: Solve for x
    x = 100,468,114,825,698.23/13,490,610.40
  6. Step 6: Final answer
    x = 7,447,262.34

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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.