Home / 33,688,961.31-46,490,906.69-18,219,045.95

Finding the Fourth Proportional to 33,688,961.31, 46,490,906.69 and 18,219,045.95

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Solution

The fourth proportional to 33,688,961.31, 46,490,906.69 and 18,219,045.95 is: 25,142,359.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,688,961.31 : 46,490,906.69 = 18,219,045.95 : x
  2. Step 2: Convert to fraction form
    33,688,961.31/46,490,906.69 = 18,219,045.95/x
  3. Step 3: Cross multiply
    33,688,961.31x = 46,490,906.69 × 18,219,045.95
  4. Step 4: Simplify right side
    33,688,961.31x = 847,019,965,242,272.38
  5. Step 5: Solve for x
    x = 847,019,965,242,272.38/33,688,961.31
  6. Step 6: Final answer
    x = 25,142,359.17

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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.