Home / 12,294,699.24-16,950,909.78-10,081,406.64

Finding the Fourth Proportional to 12,294,699.24, 16,950,909.78 and 10,081,406.64

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Solution

The fourth proportional to 12,294,699.24, 16,950,909.78 and 10,081,406.64 is: 13,899,405.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,294,699.24 : 16,950,909.78 = 10,081,406.64 : x
  2. Step 2: Convert to fraction form
    12,294,699.24/16,950,909.78 = 10,081,406.64/x
  3. Step 3: Cross multiply
    12,294,699.24x = 16,950,909.78 × 10,081,406.64
  4. Step 4: Simplify right side
    12,294,699.24x = 170,889,014,410,132.97
  5. Step 5: Solve for x
    x = 170,889,014,410,132.97/12,294,699.24
  6. Step 6: Final answer
    x = 13,899,405.84

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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.