Home / 14,223,343.82-19,628,214.03-7,696,973.21

Finding the Fourth Proportional to 14,223,343.82, 19,628,214.03 and 7,696,973.21

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Solution

The fourth proportional to 14,223,343.82, 19,628,214.03 and 7,696,973.21 is: 10,621,822.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,223,343.82 : 19,628,214.03 = 7,696,973.21 : x
  2. Step 2: Convert to fraction form
    14,223,343.82/19,628,214.03 = 7,696,973.21/x
  3. Step 3: Cross multiply
    14,223,343.82x = 19,628,214.03 × 7,696,973.21
  4. Step 4: Simplify right side
    14,223,343.82x = 151,077,837,450,915.06
  5. Step 5: Solve for x
    x = 151,077,837,450,915.06/14,223,343.82
  6. Step 6: Final answer
    x = 10,621,822.79

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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.