Home / 14,346,949.97-19,798,629.75-7,820,436.22

Finding the Fourth Proportional to 14,346,949.97, 19,798,629.75 and 7,820,436.22

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Solution

The fourth proportional to 14,346,949.97, 19,798,629.75 and 7,820,436.22 is: 10,792,114.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,346,949.97 : 19,798,629.75 = 7,820,436.22 : x
  2. Step 2: Convert to fraction form
    14,346,949.97/19,798,629.75 = 7,820,436.22/x
  3. Step 3: Cross multiply
    14,346,949.97x = 19,798,629.75 × 7,820,436.22
  4. Step 4: Simplify right side
    14,346,949.97x = 154,833,921,153,772.97
  5. Step 5: Solve for x
    x = 154,833,921,153,772.97/14,346,949.97
  6. Step 6: Final answer
    x = 10,792,114.10

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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.