Home / 28,693,563-42,857,474.44-25,956,900.24

Finding the Fourth Proportional to 28,693,563, 42,857,474.44 and 25,956,900.24

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Solution

The fourth proportional to 28,693,563, 42,857,474.44 and 25,956,900.24 is: 38,769,921.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,693,563 : 42,857,474.44 = 25,956,900.24 : x
  2. Step 2: Convert to fraction form
    28,693,563/42,857,474.44 = 25,956,900.24/x
  3. Step 3: Cross multiply
    28,693,563x = 42,857,474.44 × 25,956,900.24
  4. Step 4: Simplify right side
    28,693,563x = 1,112,447,188,577,429.75
  5. Step 5: Solve for x
    x = 1,112,447,188,577,429.75/28,693,563
  6. Step 6: Final answer
    x = 38,769,921.62

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.