Home / 11,103,072.20-16,630,988.70-9,213,504.20

Finding the Fourth Proportional to 11,103,072.20, 16,630,988.70 and 9,213,504.20

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Solution

The fourth proportional to 11,103,072.20, 16,630,988.70 and 9,213,504.20 is: 13,800,656.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,103,072.20 : 16,630,988.70 = 9,213,504.20 : x
  2. Step 2: Convert to fraction form
    11,103,072.20/16,630,988.70 = 9,213,504.20/x
  3. Step 3: Cross multiply
    11,103,072.20x = 16,630,988.70 × 9,213,504.20
  4. Step 4: Simplify right side
    11,103,072.20x = 153,229,684,237,602.53
  5. Step 5: Solve for x
    x = 153,229,684,237,602.53/11,103,072.20
  6. Step 6: Final answer
    x = 13,800,656.38

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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.