Home / 28,685,463.81-43,040,902.19-15,035,366.19

Finding the Fourth Proportional to 28,685,463.81, 43,040,902.19 and 15,035,366.19

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Solution

The fourth proportional to 28,685,463.81, 43,040,902.19 and 15,035,366.19 is: 22,559,709.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,685,463.81 : 43,040,902.19 = 15,035,366.19 : x
  2. Step 2: Convert to fraction form
    28,685,463.81/43,040,902.19 = 15,035,366.19/x
  3. Step 3: Cross multiply
    28,685,463.81x = 43,040,902.19 × 15,035,366.19
  4. Step 4: Simplify right side
    28,685,463.81x = 647,135,725,461,023.88
  5. Step 5: Solve for x
    x = 647,135,725,461,023.88/28,685,463.81
  6. Step 6: Final answer
    x = 22,559,709.33

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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.