Home / 30,804,781.70-46,207,172.55-8,087,975.30

Finding the Fourth Proportional to 30,804,781.70, 46,207,172.55 and 8,087,975.30

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Solution

The fourth proportional to 30,804,781.70, 46,207,172.55 and 8,087,975.30 is: 12,131,962.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,804,781.70 : 46,207,172.55 = 8,087,975.30 : x
  2. Step 2: Convert to fraction form
    30,804,781.70/46,207,172.55 = 8,087,975.30/x
  3. Step 3: Cross multiply
    30,804,781.70x = 46,207,172.55 × 8,087,975.30
  4. Step 4: Simplify right side
    30,804,781.70x = 373,722,470,267,238
  5. Step 5: Solve for x
    x = 373,722,470,267,238/30,804,781.70
  6. Step 6: Final answer
    x = 12,131,962.95

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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.