Home / 14,365,429.26-19,824,713.10-7,839,479.31

Finding the Fourth Proportional to 14,365,429.26, 19,824,713.10 and 7,839,479.31

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Solution

The fourth proportional to 14,365,429.26, 19,824,713.10 and 7,839,479.31 is: 10,818,711.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,365,429.26 : 19,824,713.10 = 7,839,479.31 : x
  2. Step 2: Convert to fraction form
    14,365,429.26/19,824,713.10 = 7,839,479.31/x
  3. Step 3: Cross multiply
    14,365,429.26x = 19,824,713.10 × 7,839,479.31
  4. Step 4: Simplify right side
    14,365,429.26x = 155,415,428,174,135.97
  5. Step 5: Solve for x
    x = 155,415,428,174,135.97/14,365,429.26
  6. Step 6: Final answer
    x = 10,818,711.04

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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.