Home / 43,609,102.40-65,413,653.60-30,004,212.80

Finding the Fourth Proportional to 43,609,102.40, 65,413,653.60 and 30,004,212.80

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Solution

The fourth proportional to 43,609,102.40, 65,413,653.60 and 30,004,212.80 is: 45,006,319.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,609,102.40 : 65,413,653.60 = 30,004,212.80 : x
  2. Step 2: Convert to fraction form
    43,609,102.40/65,413,653.60 = 30,004,212.80/x
  3. Step 3: Cross multiply
    43,609,102.40x = 65,413,653.60 × 30,004,212.80
  4. Step 4: Simplify right side
    43,609,102.40x = 1,962,685,182,639,886.25
  5. Step 5: Solve for x
    x = 1,962,685,182,639,886.25/43,609,102.40
  6. Step 6: Final answer
    x = 45,006,319.20

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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.