Home / 11,666,636.93-16,099,960.37-6,439,646.87

Finding the Fourth Proportional to 11,666,636.93, 16,099,960.37 and 6,439,646.87

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Solution

The fourth proportional to 11,666,636.93, 16,099,960.37 and 6,439,646.87 is: 8,886,713.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,666,636.93 : 16,099,960.37 = 6,439,646.87 : x
  2. Step 2: Convert to fraction form
    11,666,636.93/16,099,960.37 = 6,439,646.87/x
  3. Step 3: Cross multiply
    11,666,636.93x = 16,099,960.37 × 6,439,646.87
  4. Step 4: Simplify right side
    11,666,636.93x = 103,678,059,462,416.84
  5. Step 5: Solve for x
    x = 103,678,059,462,416.84/11,666,636.93
  6. Step 6: Final answer
    x = 8,886,713.46

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1.5x scale

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.