Home / 12,730,664.70-19,095,810.06-3,146,042.97

Finding the Fourth Proportional to 12,730,664.70, 19,095,810.06 and 3,146,042.97

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Solution

The fourth proportional to 12,730,664.70, 19,095,810.06 and 3,146,042.97 is: 4,719,018.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,730,664.70 : 19,095,810.06 = 3,146,042.97 : x
  2. Step 2: Convert to fraction form
    12,730,664.70/19,095,810.06 = 3,146,042.97/x
  3. Step 3: Cross multiply
    12,730,664.70x = 19,095,810.06 × 3,146,042.97
  4. Step 4: Simplify right side
    12,730,664.70x = 60,076,238,995,718.28
  5. Step 5: Solve for x
    x = 60,076,238,995,718.28/12,730,664.70
  6. Step 6: Final answer
    x = 4,719,018.25

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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.