Home / 28,796,538.33-43,205,686.20-17,290,028.76

Finding the Fourth Proportional to 28,796,538.33, 43,205,686.20 and 17,290,028.76

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Solution

The fourth proportional to 28,796,538.33, 43,205,686.20 and 17,290,028.76 is: 25,941,574.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,796,538.33 : 43,205,686.20 = 17,290,028.76 : x
  2. Step 2: Convert to fraction form
    28,796,538.33/43,205,686.20 = 17,290,028.76/x
  3. Step 3: Cross multiply
    28,796,538.33x = 43,205,686.20 × 17,290,028.76
  4. Step 4: Simplify right side
    28,796,538.33x = 747,027,556,819,314.38
  5. Step 5: Solve for x
    x = 747,027,556,819,314.38/28,796,538.33
  6. Step 6: Final answer
    x = 25,941,574.93

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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.