Home / 31,278,223.07-46,919,887.79-15,708,044.05

Finding the Fourth Proportional to 31,278,223.07, 46,919,887.79 and 15,708,044.05

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Solution

The fourth proportional to 31,278,223.07, 46,919,887.79 and 15,708,044.05 is: 23,563,348.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,278,223.07 : 46,919,887.79 = 15,708,044.05 : x
  2. Step 2: Convert to fraction form
    31,278,223.07/46,919,887.79 = 15,708,044.05/x
  3. Step 3: Cross multiply
    31,278,223.07x = 46,919,887.79 × 15,708,044.05
  4. Step 4: Simplify right side
    31,278,223.07x = 737,019,664,382,819.25
  5. Step 5: Solve for x
    x = 737,019,664,382,819.25/31,278,223.07
  6. Step 6: Final answer
    x = 23,563,348.30

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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.