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Finding the Fourth Proportional to 8,899,697.76, 12,281,823.84 and 5,032,795

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Solution

The fourth proportional to 8,899,697.76, 12,281,823.84 and 5,032,795 is: 6,945,393.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,899,697.76 : 12,281,823.84 = 5,032,795 : x
  2. Step 2: Convert to fraction form
    8,899,697.76/12,281,823.84 = 5,032,795/x
  3. Step 3: Cross multiply
    8,899,697.76x = 12,281,823.84 × 5,032,795
  4. Step 4: Simplify right side
    8,899,697.76x = 61,811,901,612,832.80
  5. Step 5: Solve for x
    x = 61,811,901,612,832.80/8,899,697.76
  6. Step 6: Final answer
    x = 6,945,393.35

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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.