Home / 30,174,150.09-41,641,217.34-21,369,353.70

Finding the Fourth Proportional to 30,174,150.09, 41,641,217.34 and 21,369,353.70

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Solution

The fourth proportional to 30,174,150.09, 41,641,217.34 and 21,369,353.70 is: 29,490,338.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,174,150.09 : 41,641,217.34 = 21,369,353.70 : x
  2. Step 2: Convert to fraction form
    30,174,150.09/41,641,217.34 = 21,369,353.70/x
  3. Step 3: Cross multiply
    30,174,150.09x = 41,641,217.34 × 21,369,353.70
  4. Step 4: Simplify right side
    30,174,150.09x = 889,845,901,837,033.25
  5. Step 5: Solve for x
    x = 889,845,901,837,033.25/30,174,150.09
  6. Step 6: Final answer
    x = 29,490,338.56

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.