Home / 10,965,771.40-16,448,657.10-10,776,814.60

Finding the Fourth Proportional to 10,965,771.40, 16,448,657.10 and 10,776,814.60

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Solution

The fourth proportional to 10,965,771.40, 16,448,657.10 and 10,776,814.60 is: 16,165,221.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,965,771.40 : 16,448,657.10 = 10,776,814.60 : x
  2. Step 2: Convert to fraction form
    10,965,771.40/16,448,657.10 = 10,776,814.60/x
  3. Step 3: Cross multiply
    10,965,771.40x = 16,448,657.10 × 10,776,814.60
  4. Step 4: Simplify right side
    10,965,771.40x = 177,264,127,985,673.66
  5. Step 5: Solve for x
    x = 177,264,127,985,673.66/10,965,771.40
  6. Step 6: Final answer
    x = 16,165,221.90

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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.