Home / 31,060,986.60-46,591,479.90-30,872,029.80

Finding the Fourth Proportional to 31,060,986.60, 46,591,479.90 and 30,872,029.80

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Solution

The fourth proportional to 31,060,986.60, 46,591,479.90 and 30,872,029.80 is: 46,308,044.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,060,986.60 : 46,591,479.90 = 30,872,029.80 : x
  2. Step 2: Convert to fraction form
    31,060,986.60/46,591,479.90 = 30,872,029.80/x
  3. Step 3: Cross multiply
    31,060,986.60x = 46,591,479.90 × 30,872,029.80
  4. Step 4: Simplify right side
    31,060,986.60x = 1,438,373,555,898,901
  5. Step 5: Solve for x
    x = 1,438,373,555,898,901/31,060,986.60
  6. Step 6: Final answer
    x = 46,308,044.70

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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.