Home / 30,333,801.57-41,860,893.74-17,280,852.45

Finding the Fourth Proportional to 30,333,801.57, 41,860,893.74 and 17,280,852.45

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Solution

The fourth proportional to 30,333,801.57, 41,860,893.74 and 17,280,852.45 is: 23,847,717.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,333,801.57 : 41,860,893.74 = 17,280,852.45 : x
  2. Step 2: Convert to fraction form
    30,333,801.57/41,860,893.74 = 17,280,852.45/x
  3. Step 3: Cross multiply
    30,333,801.57x = 41,860,893.74 × 17,280,852.45
  4. Step 4: Simplify right side
    30,333,801.57x = 723,391,928,059,664.38
  5. Step 5: Solve for x
    x = 723,391,928,059,664.38/30,333,801.57
  6. Step 6: Final answer
    x = 23,847,717.42

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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.