Home / 13,325,307.04-18,388,929.84-7,213,735.52

Finding the Fourth Proportional to 13,325,307.04, 18,388,929.84 and 7,213,735.52

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Solution

The fourth proportional to 13,325,307.04, 18,388,929.84 and 7,213,735.52 is: 9,954,958.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,325,307.04 : 18,388,929.84 = 7,213,735.52 : x
  2. Step 2: Convert to fraction form
    13,325,307.04/18,388,929.84 = 7,213,735.52/x
  3. Step 3: Cross multiply
    13,325,307.04x = 18,388,929.84 × 7,213,735.52
  4. Step 4: Simplify right side
    13,325,307.04x = 132,652,876,361,595.91
  5. Step 5: Solve for x
    x = 132,652,876,361,595.91/13,325,307.04
  6. Step 6: Final answer
    x = 9,954,958.33

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.