Home / 14,465,586.36-19,963,734.48-7,940,321.16

Finding the Fourth Proportional to 14,465,586.36, 19,963,734.48 and 7,940,321.16

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Solution

The fourth proportional to 14,465,586.36, 19,963,734.48 and 7,940,321.16 is: 10,958,315.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,465,586.36 : 19,963,734.48 = 7,940,321.16 : x
  2. Step 2: Convert to fraction form
    14,465,586.36/19,963,734.48 = 7,940,321.16/x
  3. Step 3: Cross multiply
    14,465,586.36x = 19,963,734.48 × 7,940,321.16
  4. Step 4: Simplify right side
    14,465,586.36x = 158,518,463,324,165.59
  5. Step 5: Solve for x
    x = 158,518,463,324,165.59/14,465,586.36
  6. Step 6: Final answer
    x = 10,958,315.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.