Home / 31,626,977.77-47,431,160.20-14,345,180.65

Finding the Fourth Proportional to 31,626,977.77, 47,431,160.20 and 14,345,180.65

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Solution

The fourth proportional to 31,626,977.77, 47,431,160.20 and 14,345,180.65 is: 21,513,549.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,626,977.77 : 47,431,160.20 = 14,345,180.65 : x
  2. Step 2: Convert to fraction form
    31,626,977.77/47,431,160.20 = 14,345,180.65/x
  3. Step 3: Cross multiply
    31,626,977.77x = 47,431,160.20 × 14,345,180.65
  4. Step 4: Simplify right side
    31,626,977.77x = 680,408,561,508,090.25
  5. Step 5: Solve for x
    x = 680,408,561,508,090.25/31,626,977.77
  6. Step 6: Final answer
    x = 21,513,549.81

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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.