Home / 10,601,783.76-15,900,782.46-2,820,742.76

Finding the Fourth Proportional to 10,601,783.76, 15,900,782.46 and 2,820,742.76

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Solution

The fourth proportional to 10,601,783.76, 15,900,782.46 and 2,820,742.76 is: 4,230,610.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,601,783.76 : 15,900,782.46 = 2,820,742.76 : x
  2. Step 2: Convert to fraction form
    10,601,783.76/15,900,782.46 = 2,820,742.76/x
  3. Step 3: Cross multiply
    10,601,783.76x = 15,900,782.46 × 2,820,742.76
  4. Step 4: Simplify right side
    10,601,783.76x = 44,852,016,986,833.21
  5. Step 5: Solve for x
    x = 44,852,016,986,833.21/10,601,783.76
  6. Step 6: Final answer
    x = 4,230,610.43

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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.