Home / 47,739,823.88-65,892,559.76-29,170,600.70

Finding the Fourth Proportional to 47,739,823.88, 65,892,559.76 and 29,170,600.70

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Solution

The fourth proportional to 47,739,823.88, 65,892,559.76 and 29,170,600.70 is: 40,262,518.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,739,823.88 : 65,892,559.76 = 29,170,600.70 : x
  2. Step 2: Convert to fraction form
    47,739,823.88/65,892,559.76 = 29,170,600.70/x
  3. Step 3: Cross multiply
    47,739,823.88x = 65,892,559.76 × 29,170,600.70
  4. Step 4: Simplify right side
    47,739,823.88x = 1,922,125,549,859,847.75
  5. Step 5: Solve for x
    x = 1,922,125,549,859,847.75/47,739,823.88
  6. Step 6: Final answer
    x = 40,262,518.66

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.