Home / 10,428,371.73-14,392,642.14-5,783,189.94

Finding the Fourth Proportional to 10,428,371.73, 14,392,642.14 and 5,783,189.94

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Solution

The fourth proportional to 10,428,371.73, 14,392,642.14 and 5,783,189.94 is: 7,981,627.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,428,371.73 : 14,392,642.14 = 5,783,189.94 : x
  2. Step 2: Convert to fraction form
    10,428,371.73/14,392,642.14 = 5,783,189.94/x
  3. Step 3: Cross multiply
    10,428,371.73x = 14,392,642.14 × 5,783,189.94
  4. Step 4: Simplify right side
    10,428,371.73x = 83,235,383,234,068.08
  5. Step 5: Solve for x
    x = 83,235,383,234,068.08/10,428,371.73
  6. Step 6: Final answer
    x = 7,981,627.95

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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.