Home / 12,938,167.80-19,407,251.70-3,841,669.35

Finding the Fourth Proportional to 12,938,167.80, 19,407,251.70 and 3,841,669.35

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Solution

The fourth proportional to 12,938,167.80, 19,407,251.70 and 3,841,669.35 is: 5,762,504.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,938,167.80 : 19,407,251.70 = 3,841,669.35 : x
  2. Step 2: Convert to fraction form
    12,938,167.80/19,407,251.70 = 3,841,669.35/x
  3. Step 3: Cross multiply
    12,938,167.80x = 19,407,251.70 × 3,841,669.35
  4. Step 4: Simplify right side
    12,938,167.80x = 74,556,244,023,625.39
  5. Step 5: Solve for x
    x = 74,556,244,023,625.39/12,938,167.80
  6. Step 6: Final answer
    x = 5,762,504.03

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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.