Home / 19,325,960.40-28,988,940.60-10,368,008.40

Finding the Fourth Proportional to 19,325,960.40, 28,988,940.60 and 10,368,008.40

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Solution

The fourth proportional to 19,325,960.40, 28,988,940.60 and 10,368,008.40 is: 15,552,012.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,325,960.40 : 28,988,940.60 = 10,368,008.40 : x
  2. Step 2: Convert to fraction form
    19,325,960.40/28,988,940.60 = 10,368,008.40/x
  3. Step 3: Cross multiply
    19,325,960.40x = 28,988,940.60 × 10,368,008.40
  4. Step 4: Simplify right side
    19,325,960.40x = 300,557,579,647,901.06
  5. Step 5: Solve for x
    x = 300,557,579,647,901.06/19,325,960.40
  6. Step 6: Final answer
    x = 15,552,012.60

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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.