Home / 14,962,421-20,648,131.66-8,086,903.06

Finding the Fourth Proportional to 14,962,421, 20,648,131.66 and 8,086,903.06

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Solution

The fourth proportional to 14,962,421, 20,648,131.66 and 8,086,903.06 is: 11,159,921.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,962,421 : 20,648,131.66 = 8,086,903.06 : x
  2. Step 2: Convert to fraction form
    14,962,421/20,648,131.66 = 8,086,903.06/x
  3. Step 3: Cross multiply
    14,962,421x = 20,648,131.66 × 8,086,903.06
  4. Step 4: Simplify right side
    14,962,421x = 166,979,439,104,536.88
  5. Step 5: Solve for x
    x = 166,979,439,104,536.88/14,962,421
  6. Step 6: Final answer
    x = 11,159,921.19

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.