Home / 13,307,097.22-18,363,781.30-7,195,511.14

Finding the Fourth Proportional to 13,307,097.22, 18,363,781.30 and 7,195,511.14

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Solution

The fourth proportional to 13,307,097.22, 18,363,781.30 and 7,195,511.14 is: 9,929,798.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,307,097.22 : 18,363,781.30 = 7,195,511.14 : x
  2. Step 2: Convert to fraction form
    13,307,097.22/18,363,781.30 = 7,195,511.14/x
  3. Step 3: Cross multiply
    13,307,097.22x = 18,363,781.30 × 7,195,511.14
  4. Step 4: Simplify right side
    13,307,097.22x = 132,136,792,916,673.69
  5. Step 5: Solve for x
    x = 132,136,792,916,673.69/13,307,097.22
  6. Step 6: Final answer
    x = 9,929,798.42

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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.