Home / 13,808,014.40-20,713,576.80-4,223,316.80

Finding the Fourth Proportional to 13,808,014.40, 20,713,576.80 and 4,223,316.80

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Solution

The fourth proportional to 13,808,014.40, 20,713,576.80 and 4,223,316.80 is: 6,335,450.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,808,014.40 : 20,713,576.80 = 4,223,316.80 : x
  2. Step 2: Convert to fraction form
    13,808,014.40/20,713,576.80 = 4,223,316.80/x
  3. Step 3: Cross multiply
    13,808,014.40x = 20,713,576.80 × 4,223,316.80
  4. Step 4: Simplify right side
    13,808,014.40x = 87,479,996,887,530.23
  5. Step 5: Solve for x
    x = 87,479,996,887,530.23/13,808,014.40
  6. Step 6: Final answer
    x = 6,335,450.87

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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.