Home / 29,735,594.73-40,958,663.94-21,018,781.35

Finding the Fourth Proportional to 29,735,594.73, 40,958,663.94 and 21,018,781.35

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Solution

The fourth proportional to 29,735,594.73, 40,958,663.94 and 21,018,781.35 is: 28,951,874.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,735,594.73 : 40,958,663.94 = 21,018,781.35 : x
  2. Step 2: Convert to fraction form
    29,735,594.73/40,958,663.94 = 21,018,781.35/x
  3. Step 3: Cross multiply
    29,735,594.73x = 40,958,663.94 × 21,018,781.35
  4. Step 4: Simplify right side
    29,735,594.73x = 860,901,201,742,989.50
  5. Step 5: Solve for x
    x = 860,901,201,742,989.50/29,735,594.73
  6. Step 6: Final answer
    x = 28,951,874.33

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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.