Home / 12,309,106.02-16,986,905.74-6,802,837.80

Finding the Fourth Proportional to 12,309,106.02, 16,986,905.74 and 6,802,837.80

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Solution

The fourth proportional to 12,309,106.02, 16,986,905.74 and 6,802,837.80 is: 9,388,103.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,309,106.02 : 16,986,905.74 = 6,802,837.80 : x
  2. Step 2: Convert to fraction form
    12,309,106.02/16,986,905.74 = 6,802,837.80/x
  3. Step 3: Cross multiply
    12,309,106.02x = 16,986,905.74 × 6,802,837.80
  4. Step 4: Simplify right side
    12,309,106.02x = 115,559,164,473,108.95
  5. Step 5: Solve for x
    x = 115,559,164,473,108.95/12,309,106.02
  6. Step 6: Final answer
    x = 9,388,103.76

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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.