Home / 13,730,393.70-20,587,369.56-4,632,289.83

Finding the Fourth Proportional to 13,730,393.70, 20,587,369.56 and 4,632,289.83

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Solution

The fourth proportional to 13,730,393.70, 20,587,369.56 and 4,632,289.83 is: 6,945,661.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,730,393.70 : 20,587,369.56 = 4,632,289.83 : x
  2. Step 2: Convert to fraction form
    13,730,393.70/20,587,369.56 = 4,632,289.83/x
  3. Step 3: Cross multiply
    13,730,393.70x = 20,587,369.56 × 4,632,289.83
  4. Step 4: Simplify right side
    13,730,393.70x = 95,366,662,639,239.56
  5. Step 5: Solve for x
    x = 95,366,662,639,239.56/13,730,393.70
  6. Step 6: Final answer
    x = 6,945,661.19

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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.