Home / 20,185,275.84-27,851,522.40-11,598,912.96

Finding the Fourth Proportional to 20,185,275.84, 27,851,522.40 and 11,598,912.96

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Solution

The fourth proportional to 20,185,275.84, 27,851,522.40 and 11,598,912.96 is: 16,004,110.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,185,275.84 : 27,851,522.40 = 11,598,912.96 : x
  2. Step 2: Convert to fraction form
    20,185,275.84/27,851,522.40 = 11,598,912.96/x
  3. Step 3: Cross multiply
    20,185,275.84x = 27,851,522.40 × 11,598,912.96
  4. Step 4: Simplify right side
    20,185,275.84x = 323,047,384,121,090.31
  5. Step 5: Solve for x
    x = 323,047,384,121,090.31/20,185,275.84
  6. Step 6: Final answer
    x = 16,004,110.46

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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.