Home / 8,629,868.64-11,909,504.76-4,709,839.41

Finding the Fourth Proportional to 8,629,868.64, 11,909,504.76 and 4,709,839.41

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Solution

The fourth proportional to 8,629,868.64, 11,909,504.76 and 4,709,839.41 is: 6,499,734.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,629,868.64 : 11,909,504.76 = 4,709,839.41 : x
  2. Step 2: Convert to fraction form
    8,629,868.64/11,909,504.76 = 4,709,839.41/x
  3. Step 3: Cross multiply
    8,629,868.64x = 11,909,504.76 × 4,709,839.41
  4. Step 4: Simplify right side
    8,629,868.64x = 56,091,854,812,683.07
  5. Step 5: Solve for x
    x = 56,091,854,812,683.07/8,629,868.64
  6. Step 6: Final answer
    x = 6,499,734.49

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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.