Home / 12,038,006.10-18,053,216.04-3,949,096.80

Finding the Fourth Proportional to 12,038,006.10, 18,053,216.04 and 3,949,096.80

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Solution

The fourth proportional to 12,038,006.10, 18,053,216.04 and 3,949,096.80 is: 5,922,400.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,038,006.10 : 18,053,216.04 = 3,949,096.80 : x
  2. Step 2: Convert to fraction form
    12,038,006.10/18,053,216.04 = 3,949,096.80/x
  3. Step 3: Cross multiply
    12,038,006.10x = 18,053,216.04 × 3,949,096.80
  4. Step 4: Simplify right side
    12,038,006.10x = 71,293,897,693,272.67
  5. Step 5: Solve for x
    x = 71,293,897,693,272.67/12,038,006.10
  6. Step 6: Final answer
    x = 5,922,400.86

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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.