Home / 13,464,504.81-20,196,935.78-4,489,059.69

Finding the Fourth Proportional to 13,464,504.81, 20,196,935.78 and 4,489,059.69

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Solution

The fourth proportional to 13,464,504.81, 20,196,935.78 and 4,489,059.69 is: 6,733,649.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,464,504.81 : 20,196,935.78 = 4,489,059.69 : x
  2. Step 2: Convert to fraction form
    13,464,504.81/20,196,935.78 = 4,489,059.69/x
  3. Step 3: Cross multiply
    13,464,504.81x = 20,196,935.78 × 4,489,059.69
  4. Step 4: Simplify right side
    13,464,504.81x = 90,665,250,249,071.41
  5. Step 5: Solve for x
    x = 90,665,250,249,071.41/13,464,504.81
  6. Step 6: Final answer
    x = 6,733,649.07

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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.