Home / 14,365,614.82-19,824,967.11-7,839,664.63

Finding the Fourth Proportional to 14,365,614.82, 19,824,967.11 and 7,839,664.63

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Solution

The fourth proportional to 14,365,614.82, 19,824,967.11 and 7,839,664.63 is: 10,818,965.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,365,614.82 : 19,824,967.11 = 7,839,664.63 : x
  2. Step 2: Convert to fraction form
    14,365,614.82/19,824,967.11 = 7,839,664.63/x
  3. Step 3: Cross multiply
    14,365,614.82x = 19,824,967.11 × 7,839,664.63
  4. Step 4: Simplify right side
    14,365,614.82x = 155,421,093,344,055.47
  5. Step 5: Solve for x
    x = 155,421,093,344,055.47/14,365,614.82
  6. Step 6: Final answer
    x = 10,818,965.66

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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.