Home / 34,013,201.20-51,019,801.80-21,258,617.20

Finding the Fourth Proportional to 34,013,201.20, 51,019,801.80 and 21,258,617.20

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Solution

The fourth proportional to 34,013,201.20, 51,019,801.80 and 21,258,617.20 is: 31,887,925.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,013,201.20 : 51,019,801.80 = 21,258,617.20 : x
  2. Step 2: Convert to fraction form
    34,013,201.20/51,019,801.80 = 21,258,617.20/x
  3. Step 3: Cross multiply
    34,013,201.20x = 51,019,801.80 × 21,258,617.20
  4. Step 4: Simplify right side
    34,013,201.20x = 1,084,610,436,086,070.88
  5. Step 5: Solve for x
    x = 1,084,610,436,086,070.88/34,013,201.20
  6. Step 6: Final answer
    x = 31,887,925.80

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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.