Home / 16,139,619.82-22,260,075.51-10,338,940.90

Finding the Fourth Proportional to 16,139,619.82, 22,260,075.51 and 10,338,940.90

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Solution

The fourth proportional to 16,139,619.82, 22,260,075.51 and 10,338,940.90 is: 14,259,667.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,139,619.82 : 22,260,075.51 = 10,338,940.90 : x
  2. Step 2: Convert to fraction form
    16,139,619.82/22,260,075.51 = 10,338,940.90/x
  3. Step 3: Cross multiply
    16,139,619.82x = 22,260,075.51 × 10,338,940.90
  4. Step 4: Simplify right side
    16,139,619.82x = 230,145,605,127,427.38
  5. Step 5: Solve for x
    x = 230,145,605,127,427.38/16,139,619.82
  6. Step 6: Final answer
    x = 14,259,667.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.