Home / 22,238,291.67-30,689,483.46-12,448,678.23

Finding the Fourth Proportional to 22,238,291.67, 30,689,483.46 and 12,448,678.23

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Solution

The fourth proportional to 22,238,291.67, 30,689,483.46 and 12,448,678.23 is: 17,179,534.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,238,291.67 : 30,689,483.46 = 12,448,678.23 : x
  2. Step 2: Convert to fraction form
    22,238,291.67/30,689,483.46 = 12,448,678.23/x
  3. Step 3: Cross multiply
    22,238,291.67x = 30,689,483.46 × 12,448,678.23
  4. Step 4: Simplify right side
    22,238,291.67x = 382,043,504,638,447.12
  5. Step 5: Solve for x
    x = 382,043,504,638,447.12/22,238,291.67
  6. Step 6: Final answer
    x = 17,179,534.76

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Double scale
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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.