Home / 19,796,075.88-29,655,452.52-9,406,513.68

Finding the Fourth Proportional to 19,796,075.88, 29,655,452.52 and 9,406,513.68

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Solution

The fourth proportional to 19,796,075.88, 29,655,452.52 and 9,406,513.68 is: 14,091,399.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,796,075.88 : 29,655,452.52 = 9,406,513.68 : x
  2. Step 2: Convert to fraction form
    19,796,075.88/29,655,452.52 = 9,406,513.68/x
  3. Step 3: Cross multiply
    19,796,075.88x = 29,655,452.52 × 9,406,513.68
  4. Step 4: Simplify right side
    19,796,075.88x = 278,954,419,815,970.47
  5. Step 5: Solve for x
    x = 278,954,419,815,970.47/19,796,075.88
  6. Step 6: Final answer
    x = 14,091,399.81

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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.