Home / 19,192,298.70-28,804,194.45-18,562,442.70

Finding the Fourth Proportional to 19,192,298.70, 28,804,194.45 and 18,562,442.70

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Solution

The fourth proportional to 19,192,298.70, 28,804,194.45 and 18,562,442.70 is: 27,858,893.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,192,298.70 : 28,804,194.45 = 18,562,442.70 : x
  2. Step 2: Convert to fraction form
    19,192,298.70/28,804,194.45 = 18,562,442.70/x
  3. Step 3: Cross multiply
    19,192,298.70x = 28,804,194.45 × 18,562,442.70
  4. Step 4: Simplify right side
    19,192,298.70x = 534,676,208,997,783
  5. Step 5: Solve for x
    x = 534,676,208,997,783/19,192,298.70
  6. Step 6: Final answer
    x = 27,858,893.68

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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.