Home / 12,208,521.02-18,314,460.27-4,531,513.55

Finding the Fourth Proportional to 12,208,521.02, 18,314,460.27 and 4,531,513.55

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Solution

The fourth proportional to 12,208,521.02, 18,314,460.27 and 4,531,513.55 is: 6,797,893.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,208,521.02 : 18,314,460.27 = 4,531,513.55 : x
  2. Step 2: Convert to fraction form
    12,208,521.02/18,314,460.27 = 4,531,513.55/x
  3. Step 3: Cross multiply
    12,208,521.02x = 18,314,460.27 × 4,531,513.55
  4. Step 4: Simplify right side
    12,208,521.02x = 82,992,224,782,869.36
  5. Step 5: Solve for x
    x = 82,992,224,782,869.36/12,208,521.02
  6. Step 6: Final answer
    x = 6,797,893.43

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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.