Home / 33,428,907.95-46,112,348.45-21,019,354.64

Finding the Fourth Proportional to 33,428,907.95, 46,112,348.45 and 21,019,354.64

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Solution

The fourth proportional to 33,428,907.95, 46,112,348.45 and 21,019,354.64 is: 28,994,420.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,428,907.95 : 46,112,348.45 = 21,019,354.64 : x
  2. Step 2: Convert to fraction form
    33,428,907.95/46,112,348.45 = 21,019,354.64/x
  3. Step 3: Cross multiply
    33,428,907.95x = 46,112,348.45 × 21,019,354.64
  4. Step 4: Simplify right side
    33,428,907.95x = 969,251,805,348,712.38
  5. Step 5: Solve for x
    x = 969,251,805,348,712.38/33,428,907.95
  6. Step 6: Final answer
    x = 28,994,420.24

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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.