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Finding the Fourth Proportional to 30,302,668.44, 45,454,003.04 and 7,273,602.90

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Solution

The fourth proportional to 30,302,668.44, 45,454,003.04 and 7,273,602.90 is: 10,910,404.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,302,668.44 : 45,454,003.04 = 7,273,602.90 : x
  2. Step 2: Convert to fraction form
    30,302,668.44/45,454,003.04 = 7,273,602.90/x
  3. Step 3: Cross multiply
    30,302,668.44x = 45,454,003.04 × 7,273,602.90
  4. Step 4: Simplify right side
    30,302,668.44x = 330,614,368,328,352.81
  5. Step 5: Solve for x
    x = 330,614,368,328,352.81/30,302,668.44
  6. Step 6: Final answer
    x = 10,910,404.44

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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.