Home / 12,730,662.19-19,095,806.30-3,146,040.46

Finding the Fourth Proportional to 12,730,662.19, 19,095,806.30 and 3,146,040.46

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Solution

The fourth proportional to 12,730,662.19, 19,095,806.30 and 3,146,040.46 is: 4,719,014.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,730,662.19 : 19,095,806.30 = 3,146,040.46 : x
  2. Step 2: Convert to fraction form
    12,730,662.19/19,095,806.30 = 3,146,040.46/x
  3. Step 3: Cross multiply
    12,730,662.19x = 19,095,806.30 × 3,146,040.46
  4. Step 4: Simplify right side
    12,730,662.19x = 60,076,179,236,122.90
  5. Step 5: Solve for x
    x = 60,076,179,236,122.90/12,730,662.19
  6. Step 6: Final answer
    x = 4,719,014.48

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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.