Home / 28,391,299.23-42,586,948.87-6,825,900.95

Finding the Fourth Proportional to 28,391,299.23, 42,586,948.87 and 6,825,900.95

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Solution

The fourth proportional to 28,391,299.23, 42,586,948.87 and 6,825,900.95 is: 10,238,851.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,391,299.23 : 42,586,948.87 = 6,825,900.95 : x
  2. Step 2: Convert to fraction form
    28,391,299.23/42,586,948.87 = 6,825,900.95/x
  3. Step 3: Cross multiply
    28,391,299.23x = 42,586,948.87 × 6,825,900.95
  4. Step 4: Simplify right side
    28,391,299.23x = 290,694,294,679,036
  5. Step 5: Solve for x
    x = 290,694,294,679,036/28,391,299.23
  6. Step 6: Final answer
    x = 10,238,851.43

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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.