Home / 12,463,668.70-18,697,252.65-3,943,116.70

Finding the Fourth Proportional to 12,463,668.70, 18,697,252.65 and 3,943,116.70

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Solution

The fourth proportional to 12,463,668.70, 18,697,252.65 and 3,943,116.70 is: 5,915,228.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,463,668.70 : 18,697,252.65 = 3,943,116.70 : x
  2. Step 2: Convert to fraction form
    12,463,668.70/18,697,252.65 = 3,943,116.70/x
  3. Step 3: Cross multiply
    12,463,668.70x = 18,697,252.65 × 3,943,116.70
  4. Step 4: Simplify right side
    12,463,668.70x = 73,725,449,168,334.25
  5. Step 5: Solve for x
    x = 73,725,449,168,334.25/12,463,668.70
  6. Step 6: Final answer
    x = 5,915,228.57

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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.