Home / 22,938,906.70-31,655,447.76-12,625,408.36

Finding the Fourth Proportional to 22,938,906.70, 31,655,447.76 and 12,625,408.36

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Solution

The fourth proportional to 22,938,906.70, 31,655,447.76 and 12,625,408.36 is: 17,422,929.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,938,906.70 : 31,655,447.76 = 12,625,408.36 : x
  2. Step 2: Convert to fraction form
    22,938,906.70/31,655,447.76 = 12,625,408.36/x
  3. Step 3: Cross multiply
    22,938,906.70x = 31,655,447.76 × 12,625,408.36
  4. Step 4: Simplify right side
    22,938,906.70x = 399,662,954,788,647.25
  5. Step 5: Solve for x
    x = 399,662,954,788,647.25/22,938,906.70
  6. Step 6: Final answer
    x = 17,422,929.52

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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.