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Finding the Fourth Proportional to 16,562,488.80, 24,828,958.80 and 6,462,760.80

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Solution

The fourth proportional to 16,562,488.80, 24,828,958.80 and 6,462,760.80 is: 9,688,376.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,562,488.80 : 24,828,958.80 = 6,462,760.80 : x
  2. Step 2: Convert to fraction form
    16,562,488.80/24,828,958.80 = 6,462,760.80/x
  3. Step 3: Cross multiply
    16,562,488.80x = 24,828,958.80 × 6,462,760.80
  4. Step 4: Simplify right side
    16,562,488.80x = 160,463,621,637,455.03
  5. Step 5: Solve for x
    x = 160,463,621,637,455.03/16,562,488.80
  6. Step 6: Final answer
    x = 9,688,376.16

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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.