Home / 8,118,422.34-11,203,427.35-4,447,471.76

Finding the Fourth Proportional to 8,118,422.34, 11,203,427.35 and 4,447,471.76

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Solution

The fourth proportional to 8,118,422.34, 11,203,427.35 and 4,447,471.76 is: 6,137,513.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,118,422.34 : 11,203,427.35 = 4,447,471.76 : x
  2. Step 2: Convert to fraction form
    8,118,422.34/11,203,427.35 = 4,447,471.76/x
  3. Step 3: Cross multiply
    8,118,422.34x = 11,203,427.35 × 4,447,471.76
  4. Step 4: Simplify right side
    8,118,422.34x = 49,826,926,754,336.63
  5. Step 5: Solve for x
    x = 49,826,926,754,336.63/8,118,422.34
  6. Step 6: Final answer
    x = 6,137,513.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.