Home / 10,223,622.09-14,108,371.29-5,639,942.25

Finding the Fourth Proportional to 10,223,622.09, 14,108,371.29 and 5,639,942.25

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Solution

The fourth proportional to 10,223,622.09, 14,108,371.29 and 5,639,942.25 is: 7,782,994.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,223,622.09 : 14,108,371.29 = 5,639,942.25 : x
  2. Step 2: Convert to fraction form
    10,223,622.09/14,108,371.29 = 5,639,942.25/x
  3. Step 3: Cross multiply
    10,223,622.09x = 14,108,371.29 × 5,639,942.25
  4. Step 4: Simplify right side
    10,223,622.09x = 79,570,399,317,158
  5. Step 5: Solve for x
    x = 79,570,399,317,158/10,223,622.09
  6. Step 6: Final answer
    x = 7,782,994.97

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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.