Home / 19,782,692.10-29,681,036.55-19,082,852.10

Finding the Fourth Proportional to 19,782,692.10, 29,681,036.55 and 19,082,852.10

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Solution

The fourth proportional to 19,782,692.10, 29,681,036.55 and 19,082,852.10 is: 28,631,028.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,782,692.10 : 29,681,036.55 = 19,082,852.10 : x
  2. Step 2: Convert to fraction form
    19,782,692.10/29,681,036.55 = 19,082,852.10/x
  3. Step 3: Cross multiply
    19,782,692.10x = 29,681,036.55 × 19,082,852.10
  4. Step 4: Simplify right side
    19,782,692.10x = 566,398,830,658,344.38
  5. Step 5: Solve for x
    x = 566,398,830,658,344.38/19,782,692.10
  6. Step 6: Final answer
    x = 28,631,028.97

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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.