Home / 14,376,936.06-19,840,978.62-7,851,172.32

Finding the Fourth Proportional to 14,376,936.06, 19,840,978.62 and 7,851,172.32

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Solution

The fourth proportional to 14,376,936.06, 19,840,978.62 and 7,851,172.32 is: 10,835,058.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,376,936.06 : 19,840,978.62 = 7,851,172.32 : x
  2. Step 2: Convert to fraction form
    14,376,936.06/19,840,978.62 = 7,851,172.32/x
  3. Step 3: Cross multiply
    14,376,936.06x = 19,840,978.62 × 7,851,172.32
  4. Step 4: Simplify right side
    14,376,936.06x = 155,774,942,143,055.81
  5. Step 5: Solve for x
    x = 155,774,942,143,055.81/14,376,936.06
  6. Step 6: Final answer
    x = 10,835,058.42

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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.