Home / 8,230,818.95-12,343,611.60-7,693,480.94

Finding the Fourth Proportional to 8,230,818.95, 12,343,611.60 and 7,693,480.94

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Solution

The fourth proportional to 8,230,818.95, 12,343,611.60 and 7,693,480.94 is: 11,537,775.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,230,818.95 : 12,343,611.60 = 7,693,480.94 : x
  2. Step 2: Convert to fraction form
    8,230,818.95/12,343,611.60 = 7,693,480.94/x
  3. Step 3: Cross multiply
    8,230,818.95x = 12,343,611.60 × 7,693,480.94
  4. Step 4: Simplify right side
    8,230,818.95x = 94,965,340,513,644.84
  5. Step 5: Solve for x
    x = 94,965,340,513,644.84/8,230,818.95
  6. Step 6: Final answer
    x = 11,537,775.42

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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.