Home / 51,776,907.36-77,645,175.03-19,411,166.31

Finding the Fourth Proportional to 51,776,907.36, 77,645,175.03 and 19,411,166.31

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Solution

The fourth proportional to 51,776,907.36, 77,645,175.03 and 19,411,166.31 is: 29,109,181.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,776,907.36 : 77,645,175.03 = 19,411,166.31 : x
  2. Step 2: Convert to fraction form
    51,776,907.36/77,645,175.03 = 19,411,166.31/x
  3. Step 3: Cross multiply
    51,776,907.36x = 77,645,175.03 × 19,411,166.31
  4. Step 4: Simplify right side
    51,776,907.36x = 1,507,183,405,676,389.25
  5. Step 5: Solve for x
    x = 1,507,183,405,676,389.25/51,776,907.36
  6. Step 6: Final answer
    x = 29,109,181.73

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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.