Home / 35,922,906.76-53,859,765.30-12,893,330.20

Finding the Fourth Proportional to 35,922,906.76, 53,859,765.30 and 12,893,330.20

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Solution

The fourth proportional to 35,922,906.76, 53,859,765.30 and 12,893,330.20 is: 19,331,167.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,922,906.76 : 53,859,765.30 = 12,893,330.20 : x
  2. Step 2: Convert to fraction form
    35,922,906.76/53,859,765.30 = 12,893,330.20/x
  3. Step 3: Cross multiply
    35,922,906.76x = 53,859,765.30 × 12,893,330.20
  4. Step 4: Simplify right side
    35,922,906.76x = 694,431,738,507,402
  5. Step 5: Solve for x
    x = 694,431,738,507,402/35,922,906.76
  6. Step 6: Final answer
    x = 19,331,167.80

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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.