Home / 30,892,177.73-42,631,205.36-17,143,354.37

Finding the Fourth Proportional to 30,892,177.73, 42,631,205.36 and 17,143,354.37

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Solution

The fourth proportional to 30,892,177.73, 42,631,205.36 and 17,143,354.37 is: 23,657,829.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,892,177.73 : 42,631,205.36 = 17,143,354.37 : x
  2. Step 2: Convert to fraction form
    30,892,177.73/42,631,205.36 = 17,143,354.37/x
  3. Step 3: Cross multiply
    30,892,177.73x = 42,631,205.36 × 17,143,354.37
  4. Step 4: Simplify right side
    30,892,177.73x = 730,841,860,407,850.50
  5. Step 5: Solve for x
    x = 730,841,860,407,850.50/30,892,177.73
  6. Step 6: Final answer
    x = 23,657,829.08

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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.