Home / 12,298,512.06-18,411,967.33-6,448,826.36

Finding the Fourth Proportional to 12,298,512.06, 18,411,967.33 and 6,448,826.36

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Solution

The fourth proportional to 12,298,512.06, 18,411,967.33 and 6,448,826.36 is: 9,654,467.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,298,512.06 : 18,411,967.33 = 6,448,826.36 : x
  2. Step 2: Convert to fraction form
    12,298,512.06/18,411,967.33 = 6,448,826.36/x
  3. Step 3: Cross multiply
    12,298,512.06x = 18,411,967.33 × 6,448,826.36
  4. Step 4: Simplify right side
    12,298,512.06x = 118,735,580,257,162.81
  5. Step 5: Solve for x
    x = 118,735,580,257,162.81/12,298,512.06
  6. Step 6: Final answer
    x = 9,654,467.12

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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.