Home / 13,485,207.68-20,223,595.20-4,507,660.16

Finding the Fourth Proportional to 13,485,207.68, 20,223,595.20 and 4,507,660.16

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Solution

The fourth proportional to 13,485,207.68, 20,223,595.20 and 4,507,660.16 is: 6,760,080.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,485,207.68 : 20,223,595.20 = 4,507,660.16 : x
  2. Step 2: Convert to fraction form
    13,485,207.68/20,223,595.20 = 4,507,660.16/x
  3. Step 3: Cross multiply
    13,485,207.68x = 20,223,595.20 × 4,507,660.16
  4. Step 4: Simplify right side
    13,485,207.68x = 91,161,094,375,007.23
  5. Step 5: Solve for x
    x = 91,161,094,375,007.23/13,485,207.68
  6. Step 6: Final answer
    x = 6,760,080.86

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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.