Home / 6,434,914.06-8,878,020.71-3,643,655.79

Finding the Fourth Proportional to 6,434,914.06, 8,878,020.71 and 3,643,655.79

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Solution

The fourth proportional to 6,434,914.06, 8,878,020.71 and 3,643,655.79 is: 5,027,021.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,434,914.06 : 8,878,020.71 = 3,643,655.79 : x
  2. Step 2: Convert to fraction form
    6,434,914.06/8,878,020.71 = 3,643,655.79/x
  3. Step 3: Cross multiply
    6,434,914.06x = 8,878,020.71 × 3,643,655.79
  4. Step 4: Simplify right side
    6,434,914.06x = 32,348,451,563,731.41
  5. Step 5: Solve for x
    x = 32,348,451,563,731.41/6,434,914.06
  6. Step 6: Final answer
    x = 5,027,021.54

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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.