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Finding the Fourth Proportional to 8,597,581.61, 11,864,662.22 and 4,730,019.80

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Solution

The fourth proportional to 8,597,581.61, 11,864,662.22 and 4,730,019.80 is: 6,527,427.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,597,581.61 : 11,864,662.22 = 4,730,019.80 : x
  2. Step 2: Convert to fraction form
    8,597,581.61/11,864,662.22 = 4,730,019.80/x
  3. Step 3: Cross multiply
    8,597,581.61x = 11,864,662.22 × 4,730,019.80
  4. Step 4: Simplify right side
    8,597,581.61x = 56,120,087,137,938.55
  5. Step 5: Solve for x
    x = 56,120,087,137,938.55/8,597,581.61
  6. Step 6: Final answer
    x = 6,527,427.10

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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.