Home / 22,710,355.26-31,339,887.06-12,920,588.73

Finding the Fourth Proportional to 22,710,355.26, 31,339,887.06 and 12,920,588.73

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Solution

The fourth proportional to 22,710,355.26, 31,339,887.06 and 12,920,588.73 is: 17,830,183.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,710,355.26 : 31,339,887.06 = 12,920,588.73 : x
  2. Step 2: Convert to fraction form
    22,710,355.26/31,339,887.06 = 12,920,588.73/x
  3. Step 3: Cross multiply
    22,710,355.26x = 31,339,887.06 × 12,920,588.73
  4. Step 4: Simplify right side
    22,710,355.26x = 404,929,791,546,908.81
  5. Step 5: Solve for x
    x = 404,929,791,546,908.81/22,710,355.26
  6. Step 6: Final answer
    x = 17,830,183.06

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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.