Home / 41,892,843-62,838,633.40-18,847,502.76

Finding the Fourth Proportional to 41,892,843, 62,838,633.40 and 18,847,502.76

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Solution

The fourth proportional to 41,892,843, 62,838,633.40 and 18,847,502.76 is: 28,270,970.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,892,843 : 62,838,633.40 = 18,847,502.76 : x
  2. Step 2: Convert to fraction form
    41,892,843/62,838,633.40 = 18,847,502.76/x
  3. Step 3: Cross multiply
    41,892,843x = 62,838,633.40 × 18,847,502.76
  4. Step 4: Simplify right side
    41,892,843x = 1,184,351,316,441,128.25
  5. Step 5: Solve for x
    x = 1,184,351,316,441,128.25/41,892,843
  6. Step 6: Final answer
    x = 28,270,970.21

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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.