Home / 11,885,903.66-16,402,952.53-6,659,132.22

Finding the Fourth Proportional to 11,885,903.66, 16,402,952.53 and 6,659,132.22

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Solution

The fourth proportional to 11,885,903.66, 16,402,952.53 and 6,659,132.22 is: 9,189,829.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,885,903.66 : 16,402,952.53 = 6,659,132.22 : x
  2. Step 2: Convert to fraction form
    11,885,903.66/16,402,952.53 = 6,659,132.22/x
  3. Step 3: Cross multiply
    11,885,903.66x = 16,402,952.53 × 6,659,132.22
  4. Step 4: Simplify right side
    11,885,903.66x = 109,229,429,704,328.39
  5. Step 5: Solve for x
    x = 109,229,429,704,328.39/11,885,903.66
  6. Step 6: Final answer
    x = 9,189,829.64

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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.