Home / 8,113,879.21-12,151,498.03-4,694,960.56

Finding the Fourth Proportional to 8,113,879.21, 12,151,498.03 and 4,694,960.56

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Solution

The fourth proportional to 8,113,879.21, 12,151,498.03 and 4,694,960.56 is: 7,031,261.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,113,879.21 : 12,151,498.03 = 4,694,960.56 : x
  2. Step 2: Convert to fraction form
    8,113,879.21/12,151,498.03 = 4,694,960.56/x
  3. Step 3: Cross multiply
    8,113,879.21x = 12,151,498.03 × 4,694,960.56
  4. Step 4: Simplify right side
    8,113,879.21x = 57,050,803,999,219.67
  5. Step 5: Solve for x
    x = 57,050,803,999,219.67/8,113,879.21
  6. Step 6: Final answer
    x = 7,031,261.19

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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.