Home / 30,804,712.70-46,207,069.05-8,087,906.30

Finding the Fourth Proportional to 30,804,712.70, 46,207,069.05 and 8,087,906.30

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Solution

The fourth proportional to 30,804,712.70, 46,207,069.05 and 8,087,906.30 is: 12,131,859.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,804,712.70 : 46,207,069.05 = 8,087,906.30 : x
  2. Step 2: Convert to fraction form
    30,804,712.70/46,207,069.05 = 8,087,906.30/x
  3. Step 3: Cross multiply
    30,804,712.70x = 46,207,069.05 × 8,087,906.30
  4. Step 4: Simplify right side
    30,804,712.70x = 373,718,444,874,030
  5. Step 5: Solve for x
    x = 373,718,444,874,030/30,804,712.70
  6. Step 6: Final answer
    x = 12,131,859.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.