Home / 28,431,036.45-42,646,554.68-23,329,202.85

Finding the Fourth Proportional to 28,431,036.45, 42,646,554.68 and 23,329,202.85

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Solution

The fourth proportional to 28,431,036.45, 42,646,554.68 and 23,329,202.85 is: 34,993,804.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,431,036.45 : 42,646,554.68 = 23,329,202.85 : x
  2. Step 2: Convert to fraction form
    28,431,036.45/42,646,554.68 = 23,329,202.85/x
  3. Step 3: Cross multiply
    28,431,036.45x = 42,646,554.68 × 23,329,202.85
  4. Step 4: Simplify right side
    28,431,036.45x = 994,910,124,866,690.88
  5. Step 5: Solve for x
    x = 994,910,124,866,690.88/28,431,036.45
  6. Step 6: Final answer
    x = 34,993,804.28

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1.5x scale

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.