Home / 13,325,302.02-18,388,922.94-7,213,730.52

Finding the Fourth Proportional to 13,325,302.02, 18,388,922.94 and 7,213,730.52

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Solution

The fourth proportional to 13,325,302.02, 18,388,922.94 and 7,213,730.52 is: 9,954,951.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,325,302.02 : 18,388,922.94 = 7,213,730.52 : x
  2. Step 2: Convert to fraction form
    13,325,302.02/18,388,922.94 = 7,213,730.52/x
  3. Step 3: Cross multiply
    13,325,302.02x = 18,388,922.94 × 7,213,730.52
  4. Step 4: Simplify right side
    13,325,302.02x = 132,652,734,642,206.12
  5. Step 5: Solve for x
    x = 132,652,734,642,206.12/13,325,302.02
  6. Step 6: Final answer
    x = 9,954,951.45

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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.