Home / 14,365,386.10-19,824,653.46-7,839,436.06

Finding the Fourth Proportional to 14,365,386.10, 19,824,653.46 and 7,839,436.06

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Solution

The fourth proportional to 14,365,386.10, 19,824,653.46 and 7,839,436.06 is: 10,818,651.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,365,386.10 : 19,824,653.46 = 7,839,436.06 : x
  2. Step 2: Convert to fraction form
    14,365,386.10/19,824,653.46 = 7,839,436.06/x
  3. Step 3: Cross multiply
    14,365,386.10x = 19,824,653.46 × 7,839,436.06
  4. Step 4: Simplify right side
    14,365,386.10x = 155,414,103,211,327.78
  5. Step 5: Solve for x
    x = 155,414,103,211,327.78/14,365,386.10
  6. Step 6: Final answer
    x = 10,818,651.31

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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.