Home / 71,075,429.01-106,619,649.81-19,957,103.37

Finding the Fourth Proportional to 71,075,429.01, 106,619,649.81 and 19,957,103.37

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Solution

The fourth proportional to 71,075,429.01, 106,619,649.81 and 19,957,103.37 is: 29,937,481.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,075,429.01 : 106,619,649.81 = 19,957,103.37 : x
  2. Step 2: Convert to fraction form
    71,075,429.01/106,619,649.81 = 19,957,103.37/x
  3. Step 3: Cross multiply
    71,075,429.01x = 106,619,649.81 × 19,957,103.37
  4. Step 4: Simplify right side
    71,075,429.01x = 2,127,819,372,531,371
  5. Step 5: Solve for x
    x = 2,127,819,372,531,371/71,075,429.01
  6. Step 6: Final answer
    x = 29,937,481.94

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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.