Home / 28,889,586-39,867,634.44-16,012,530

Finding the Fourth Proportional to 28,889,586, 39,867,634.44 and 16,012,530

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Solution

The fourth proportional to 28,889,586, 39,867,634.44 and 16,012,530 is: 22,097,294.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,889,586 : 39,867,634.44 = 16,012,530 : x
  2. Step 2: Convert to fraction form
    28,889,586/39,867,634.44 = 16,012,530/x
  3. Step 3: Cross multiply
    28,889,586x = 39,867,634.44 × 16,012,530
  4. Step 4: Simplify right side
    28,889,586x = 638,381,692,499,533.12
  5. Step 5: Solve for x
    x = 638,381,692,499,533.12/28,889,586
  6. Step 6: Final answer
    x = 22,097,294.59

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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.