Home / 5,470,707.95-8,198,726.21-4,257,749.15

Finding the Fourth Proportional to 5,470,707.95, 8,198,726.21 and 4,257,749.15

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Solution

The fourth proportional to 5,470,707.95, 8,198,726.21 and 4,257,749.15 is: 6,380,914.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,470,707.95 : 8,198,726.21 = 4,257,749.15 : x
  2. Step 2: Convert to fraction form
    5,470,707.95/8,198,726.21 = 4,257,749.15/x
  3. Step 3: Cross multiply
    5,470,707.95x = 8,198,726.21 × 4,257,749.15
  4. Step 4: Simplify right side
    5,470,707.95x = 34,908,119,489,427.84
  5. Step 5: Solve for x
    x = 34,908,119,489,427.84/5,470,707.95
  6. Step 6: Final answer
    x = 6,380,914.47

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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.