Home / 13,431,188.40-20,103,917.40-10,596,836.40

Finding the Fourth Proportional to 13,431,188.40, 20,103,917.40 and 10,596,836.40

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Solution

The fourth proportional to 13,431,188.40, 20,103,917.40 and 10,596,836.40 is: 15,861,435.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,431,188.40 : 20,103,917.40 = 10,596,836.40 : x
  2. Step 2: Convert to fraction form
    13,431,188.40/20,103,917.40 = 10,596,836.40/x
  3. Step 3: Cross multiply
    13,431,188.40x = 20,103,917.40 × 10,596,836.40
  4. Step 4: Simplify right side
    13,431,188.40x = 213,037,923,686,913.34
  5. Step 5: Solve for x
    x = 213,037,923,686,913.34/13,431,188.40
  6. Step 6: Final answer
    x = 15,861,435.14

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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.