Home / 6,113,953.12-8,422,672.80-4,274,970.36

Finding the Fourth Proportional to 6,113,953.12, 8,422,672.80 and 4,274,970.36

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Solution

The fourth proportional to 6,113,953.12, 8,422,672.80 and 4,274,970.36 is: 5,889,262.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,113,953.12 : 8,422,672.80 = 4,274,970.36 : x
  2. Step 2: Convert to fraction form
    6,113,953.12/8,422,672.80 = 4,274,970.36/x
  3. Step 3: Cross multiply
    6,113,953.12x = 8,422,672.80 × 4,274,970.36
  4. Step 4: Simplify right side
    6,113,953.12x = 36,006,676,571,978.21
  5. Step 5: Solve for x
    x = 36,006,676,571,978.21/6,113,953.12
  6. Step 6: Final answer
    x = 5,889,262.78

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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.