Home / 8,619,126.76-12,925,876.74-2,860,313.37

Finding the Fourth Proportional to 8,619,126.76, 12,925,876.74 and 2,860,313.37

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Solution

The fourth proportional to 8,619,126.76, 12,925,876.74 and 2,860,313.37 is: 4,289,536.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,619,126.76 : 12,925,876.74 = 2,860,313.37 : x
  2. Step 2: Convert to fraction form
    8,619,126.76/12,925,876.74 = 2,860,313.37/x
  3. Step 3: Cross multiply
    8,619,126.76x = 12,925,876.74 × 2,860,313.37
  4. Step 4: Simplify right side
    8,619,126.76x = 36,972,058,058,394.02
  5. Step 5: Solve for x
    x = 36,972,058,058,394.02/8,619,126.76
  6. Step 6: Final answer
    x = 4,289,536.41

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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.