Home / 17,938,607.80-26,916,309.90-7,839,916.60

Finding the Fourth Proportional to 17,938,607.80, 26,916,309.90 and 7,839,916.60

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Solution

The fourth proportional to 17,938,607.80, 26,916,309.90 and 7,839,916.60 is: 11,763,545.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,938,607.80 : 26,916,309.90 = 7,839,916.60 : x
  2. Step 2: Convert to fraction form
    17,938,607.80/26,916,309.90 = 7,839,916.60/x
  3. Step 3: Cross multiply
    17,938,607.80x = 26,916,309.90 × 7,839,916.60
  4. Step 4: Simplify right side
    17,938,607.80x = 211,021,624,795,754.31
  5. Step 5: Solve for x
    x = 211,021,624,795,754.31/17,938,607.80
  6. Step 6: Final answer
    x = 11,763,545.26

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.