Home / 14,365,519.97-19,824,839.19-7,839,570.56

Finding the Fourth Proportional to 14,365,519.97, 19,824,839.19 and 7,839,570.56

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Solution

The fourth proportional to 14,365,519.97, 19,824,839.19 and 7,839,570.56 is: 10,818,837.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,365,519.97 : 19,824,839.19 = 7,839,570.56 : x
  2. Step 2: Convert to fraction form
    14,365,519.97/19,824,839.19 = 7,839,570.56/x
  3. Step 3: Cross multiply
    14,365,519.97x = 19,824,839.19 × 7,839,570.56
  4. Step 4: Simplify right side
    14,365,519.97x = 155,418,225,571,534.06
  5. Step 5: Solve for x
    x = 155,418,225,571,534.06/14,365,519.97
  6. Step 6: Final answer
    x = 10,818,837.46

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1.5x scale

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.