Home / 31,248,003.20-46,872,004.80-8,218,893.20

Finding the Fourth Proportional to 31,248,003.20, 46,872,004.80 and 8,218,893.20

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Solution

The fourth proportional to 31,248,003.20, 46,872,004.80 and 8,218,893.20 is: 12,328,339.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,248,003.20 : 46,872,004.80 = 8,218,893.20 : x
  2. Step 2: Convert to fraction form
    31,248,003.20/46,872,004.80 = 8,218,893.20/x
  3. Step 3: Cross multiply
    31,248,003.20x = 46,872,004.80 × 8,218,893.20
  4. Step 4: Simplify right side
    31,248,003.20x = 385,236,001,521,087.38
  5. Step 5: Solve for x
    x = 385,236,001,521,087.38/31,248,003.20
  6. Step 6: Final answer
    x = 12,328,339.80

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1.5x scale

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.