Home / 14,365,614.56-19,824,966.77-7,839,664.37

Finding the Fourth Proportional to 14,365,614.56, 19,824,966.77 and 7,839,664.37

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Solution

The fourth proportional to 14,365,614.56, 19,824,966.77 and 7,839,664.37 is: 10,818,965.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,365,614.56 : 19,824,966.77 = 7,839,664.37 : x
  2. Step 2: Convert to fraction form
    14,365,614.56/19,824,966.77 = 7,839,664.37/x
  3. Step 3: Cross multiply
    14,365,614.56x = 19,824,966.77 × 7,839,664.37
  4. Step 4: Simplify right side
    14,365,614.56x = 155,421,085,633,567.06
  5. Step 5: Solve for x
    x = 155,421,085,633,567.06/14,365,614.56
  6. Step 6: Final answer
    x = 10,818,965.31

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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.