Home / 11,890,608.42-17,829,421.87-3,580,199.79

Finding the Fourth Proportional to 11,890,608.42, 17,829,421.87 and 3,580,199.79

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Solution

The fourth proportional to 11,890,608.42, 17,829,421.87 and 3,580,199.79 is: 5,368,345.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,890,608.42 : 17,829,421.87 = 3,580,199.79 : x
  2. Step 2: Convert to fraction form
    11,890,608.42/17,829,421.87 = 3,580,199.79/x
  3. Step 3: Cross multiply
    11,890,608.42x = 17,829,421.87 × 3,580,199.79
  4. Step 4: Simplify right side
    11,890,608.42x = 63,832,892,434,795.41
  5. Step 5: Solve for x
    x = 63,832,892,434,795.41/11,890,608.42
  6. Step 6: Final answer
    x = 5,368,345.35

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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.