Home / 31,109,697.40-46,664,546.10-13,158,801.40

Finding the Fourth Proportional to 31,109,697.40, 46,664,546.10 and 13,158,801.40

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Solution

The fourth proportional to 31,109,697.40, 46,664,546.10 and 13,158,801.40 is: 19,738,202.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,109,697.40 : 46,664,546.10 = 13,158,801.40 : x
  2. Step 2: Convert to fraction form
    31,109,697.40/46,664,546.10 = 13,158,801.40/x
  3. Step 3: Cross multiply
    31,109,697.40x = 46,664,546.10 × 13,158,801.40
  4. Step 4: Simplify right side
    31,109,697.40x = 614,049,494,551,044.62
  5. Step 5: Solve for x
    x = 614,049,494,551,044.62/31,109,697.40
  6. Step 6: Final answer
    x = 19,738,202.10

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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.