Home / 19,303,342.54-28,954,990.57-4,926,411.87

Finding the Fourth Proportional to 19,303,342.54, 28,954,990.57 and 4,926,411.87

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Solution

The fourth proportional to 19,303,342.54, 28,954,990.57 and 4,926,411.87 is: 7,389,611.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,303,342.54 : 28,954,990.57 = 4,926,411.87 : x
  2. Step 2: Convert to fraction form
    19,303,342.54/28,954,990.57 = 4,926,411.87/x
  3. Step 3: Cross multiply
    19,303,342.54x = 28,954,990.57 × 4,926,411.87
  4. Step 4: Simplify right side
    19,303,342.54x = 142,644,209,239,786.06
  5. Step 5: Solve for x
    x = 142,644,209,239,786.06/19,303,342.54
  6. Step 6: Final answer
    x = 7,389,611.87

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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.