Home / 12,500,168-18,752,048.28-3,864,942

Finding the Fourth Proportional to 12,500,168, 18,752,048.28 and 3,864,942

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Solution

The fourth proportional to 12,500,168, 18,752,048.28 and 3,864,942 is: 5,797,968.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,500,168 : 18,752,048.28 = 3,864,942 : x
  2. Step 2: Convert to fraction form
    12,500,168/18,752,048.28 = 3,864,942/x
  3. Step 3: Cross multiply
    12,500,168x = 18,752,048.28 × 3,864,942
  4. Step 4: Simplify right side
    12,500,168x = 72,475,578,983,399.77
  5. Step 5: Solve for x
    x = 72,475,578,983,399.77/12,500,168
  6. Step 6: Final answer
    x = 5,797,968.39

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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.