Home / 13,368,075.45-18,447,412.68-7,568,060.33

Finding the Fourth Proportional to 13,368,075.45, 18,447,412.68 and 7,568,060.33

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Solution

The fourth proportional to 13,368,075.45, 18,447,412.68 and 7,568,060.33 is: 10,443,622.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,368,075.45 : 18,447,412.68 = 7,568,060.33 : x
  2. Step 2: Convert to fraction form
    13,368,075.45/18,447,412.68 = 7,568,060.33/x
  3. Step 3: Cross multiply
    13,368,075.45x = 18,447,412.68 × 7,568,060.33
  4. Step 4: Simplify right side
    13,368,075.45x = 139,611,132,094,646.98
  5. Step 5: Solve for x
    x = 139,611,132,094,646.98/13,368,075.45
  6. Step 6: Final answer
    x = 10,443,622.39

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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.