Home / 21,486,098.88-29,649,908.25-11,696,339.25

Finding the Fourth Proportional to 21,486,098.88, 29,649,908.25 and 11,696,339.25

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Solution

The fourth proportional to 21,486,098.88, 29,649,908.25 and 11,696,339.25 is: 16,140,453.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,486,098.88 : 29,649,908.25 = 11,696,339.25 : x
  2. Step 2: Convert to fraction form
    21,486,098.88/29,649,908.25 = 11,696,339.25/x
  3. Step 3: Cross multiply
    21,486,098.88x = 29,649,908.25 × 11,696,339.25
  4. Step 4: Simplify right side
    21,486,098.88x = 346,795,385,623,373.81
  5. Step 5: Solve for x
    x = 346,795,385,623,373.81/21,486,098.88
  6. Step 6: Final answer
    x = 16,140,453.77

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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.