Home / 15,646,913.82-23,470,121.34-4,287,362.46

Finding the Fourth Proportional to 15,646,913.82, 23,470,121.34 and 4,287,362.46

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Solution

The fourth proportional to 15,646,913.82, 23,470,121.34 and 4,287,362.46 is: 6,430,975.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,646,913.82 : 23,470,121.34 = 4,287,362.46 : x
  2. Step 2: Convert to fraction form
    15,646,913.82/23,470,121.34 = 4,287,362.46/x
  3. Step 3: Cross multiply
    15,646,913.82x = 23,470,121.34 × 4,287,362.46
  4. Step 4: Simplify right side
    15,646,913.82x = 100,624,917,164,760.89
  5. Step 5: Solve for x
    x = 100,624,917,164,760.89/15,646,913.82
  6. Step 6: Final answer
    x = 6,430,975.36

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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.