Home / 14,365,368.08-19,824,628.60-7,839,418.06

Finding the Fourth Proportional to 14,365,368.08, 19,824,628.60 and 7,839,418.06

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Solution

The fourth proportional to 14,365,368.08, 19,824,628.60 and 7,839,418.06 is: 10,818,626.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,365,368.08 : 19,824,628.60 = 7,839,418.06 : x
  2. Step 2: Convert to fraction form
    14,365,368.08/19,824,628.60 = 7,839,418.06/x
  3. Step 3: Cross multiply
    14,365,368.08x = 19,824,628.60 × 7,839,418.06
  4. Step 4: Simplify right side
    14,365,368.08x = 155,413,551,479,632.53
  5. Step 5: Solve for x
    x = 155,413,551,479,632.53/14,365,368.08
  6. Step 6: Final answer
    x = 10,818,626.48

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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.