Home / 12,055,074-16,636,008.60-6,622,915.92

Finding the Fourth Proportional to 12,055,074, 16,636,008.60 and 6,622,915.92

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Solution

The fourth proportional to 12,055,074, 16,636,008.60 and 6,622,915.92 is: 9,139,627.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,055,074 : 16,636,008.60 = 6,622,915.92 : x
  2. Step 2: Convert to fraction form
    12,055,074/16,636,008.60 = 6,622,915.92/x
  3. Step 3: Cross multiply
    12,055,074x = 16,636,008.60 × 6,622,915.92
  4. Step 4: Simplify right side
    12,055,074x = 110,178,886,202,196.91
  5. Step 5: Solve for x
    x = 110,178,886,202,196.91/12,055,074
  6. Step 6: Final answer
    x = 9,139,627.53

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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.