Home / 13,307,093.22-18,363,775.79-7,195,507.14

Finding the Fourth Proportional to 13,307,093.22, 18,363,775.79 and 7,195,507.14

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Solution

The fourth proportional to 13,307,093.22, 18,363,775.79 and 7,195,507.14 is: 9,929,792.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,307,093.22 : 18,363,775.79 = 7,195,507.14 : x
  2. Step 2: Convert to fraction form
    13,307,093.22/18,363,775.79 = 7,195,507.14/x
  3. Step 3: Cross multiply
    13,307,093.22x = 18,363,775.79 × 7,195,507.14
  4. Step 4: Simplify right side
    13,307,093.22x = 132,136,679,778,326.59
  5. Step 5: Solve for x
    x = 132,136,679,778,326.59/13,307,093.22
  6. Step 6: Final answer
    x = 9,929,792.90

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1.5x scale

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.