Home / 10,362,712.95-15,544,069.43-8,197,874.55

Finding the Fourth Proportional to 10,362,712.95, 15,544,069.43 and 8,197,874.55

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Solution

The fourth proportional to 10,362,712.95, 15,544,069.43 and 8,197,874.55 is: 12,296,811.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,362,712.95 : 15,544,069.43 = 8,197,874.55 : x
  2. Step 2: Convert to fraction form
    10,362,712.95/15,544,069.43 = 8,197,874.55/x
  3. Step 3: Cross multiply
    10,362,712.95x = 15,544,069.43 × 8,197,874.55
  4. Step 4: Simplify right side
    10,362,712.95x = 127,428,331,142,640.64
  5. Step 5: Solve for x
    x = 127,428,331,142,640.64/10,362,712.95
  6. Step 6: Final answer
    x = 12,296,811.83

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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.