Home / 18,168,823.33-25,075,231.90-10,433,699.57

Finding the Fourth Proportional to 18,168,823.33, 25,075,231.90 and 10,433,699.57

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Solution

The fourth proportional to 18,168,823.33, 25,075,231.90 and 10,433,699.57 is: 14,399,800.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,168,823.33 : 25,075,231.90 = 10,433,699.57 : x
  2. Step 2: Convert to fraction form
    18,168,823.33/25,075,231.90 = 10,433,699.57/x
  3. Step 3: Cross multiply
    18,168,823.33x = 25,075,231.90 × 10,433,699.57
  4. Step 4: Simplify right side
    18,168,823.33x = 261,627,436,329,284.12
  5. Step 5: Solve for x
    x = 261,627,436,329,284.12/18,168,823.33
  6. Step 6: Final answer
    x = 14,399,800.78

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1.5x scale

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.