Home / 13,390,672.40-20,086,008.60-3,293,293.40

Finding the Fourth Proportional to 13,390,672.40, 20,086,008.60 and 3,293,293.40

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Solution

The fourth proportional to 13,390,672.40, 20,086,008.60 and 3,293,293.40 is: 4,939,940.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,390,672.40 : 20,086,008.60 = 3,293,293.40 : x
  2. Step 2: Convert to fraction form
    13,390,672.40/20,086,008.60 = 3,293,293.40/x
  3. Step 3: Cross multiply
    13,390,672.40x = 20,086,008.60 × 3,293,293.40
  4. Step 4: Simplify right side
    13,390,672.40x = 66,149,119,554,723.24
  5. Step 5: Solve for x
    x = 66,149,119,554,723.24/13,390,672.40
  6. Step 6: Final answer
    x = 4,939,940.10

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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.