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Finding the Fourth Proportional to 9,351,953.06, 12,914,608.44 and 8,842,461.74

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Solution

The fourth proportional to 9,351,953.06, 12,914,608.44 and 8,842,461.74 is: 12,211,024.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,351,953.06 : 12,914,608.44 = 8,842,461.74 : x
  2. Step 2: Convert to fraction form
    9,351,953.06/12,914,608.44 = 8,842,461.74/x
  3. Step 3: Cross multiply
    9,351,953.06x = 12,914,608.44 × 8,842,461.74
  4. Step 4: Simplify right side
    9,351,953.06x = 114,196,931,017,781.08
  5. Step 5: Solve for x
    x = 114,196,931,017,781.08/9,351,953.06
  6. Step 6: Final answer
    x = 12,211,024.83

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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.