Home / 31,019,444.80-46,529,167.20-7,990,334.80

Finding the Fourth Proportional to 31,019,444.80, 46,529,167.20 and 7,990,334.80

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Solution

The fourth proportional to 31,019,444.80, 46,529,167.20 and 7,990,334.80 is: 11,985,502.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,019,444.80 : 46,529,167.20 = 7,990,334.80 : x
  2. Step 2: Convert to fraction form
    31,019,444.80/46,529,167.20 = 7,990,334.80/x
  3. Step 3: Cross multiply
    31,019,444.80x = 46,529,167.20 × 7,990,334.80
  4. Step 4: Simplify right side
    31,019,444.80x = 371,783,623,893,178.56
  5. Step 5: Solve for x
    x = 371,783,623,893,178.56/31,019,444.80
  6. Step 6: Final answer
    x = 11,985,502.20

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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.