Home / 14,365,382.10-19,824,647.94-7,839,432.06

Finding the Fourth Proportional to 14,365,382.10, 19,824,647.94 and 7,839,432.06

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Solution

The fourth proportional to 14,365,382.10, 19,824,647.94 and 7,839,432.06 is: 10,818,645.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,365,382.10 : 19,824,647.94 = 7,839,432.06 : x
  2. Step 2: Convert to fraction form
    14,365,382.10/19,824,647.94 = 7,839,432.06/x
  3. Step 3: Cross multiply
    14,365,382.10x = 19,824,647.94 × 7,839,432.06
  4. Step 4: Simplify right side
    14,365,382.10x = 155,413,980,639,048.97
  5. Step 5: Solve for x
    x = 155,413,980,639,048.97/14,365,382.10
  6. Step 6: Final answer
    x = 10,818,645.79

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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.