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Finding the Fourth Proportional to 8,410,848.64, 12,616,271.67 and 2,021,101.00

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Solution

The fourth proportional to 8,410,848.64, 12,616,271.67 and 2,021,101.00 is: 3,031,651.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,410,848.64 : 12,616,271.67 = 2,021,101.00 : x
  2. Step 2: Convert to fraction form
    8,410,848.64/12,616,271.67 = 2,021,101.00/x
  3. Step 3: Cross multiply
    8,410,848.64x = 12,616,271.67 × 2,021,101.00
  4. Step 4: Simplify right side
    8,410,848.64x = 25,498,759,264,547.12
  5. Step 5: Solve for x
    x = 25,498,759,264,547.12/8,410,848.64
  6. Step 6: Final answer
    x = 3,031,651.19

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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.