Home / 19,157,237.44-26,428,694.01-11,715,224.80

Finding the Fourth Proportional to 19,157,237.44, 26,428,694.01 and 11,715,224.80

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Solution

The fourth proportional to 19,157,237.44, 26,428,694.01 and 11,715,224.80 is: 16,161,938.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,157,237.44 : 26,428,694.01 = 11,715,224.80 : x
  2. Step 2: Convert to fraction form
    19,157,237.44/26,428,694.01 = 11,715,224.80/x
  3. Step 3: Cross multiply
    19,157,237.44x = 26,428,694.01 × 11,715,224.80
  4. Step 4: Simplify right side
    19,157,237.44x = 309,618,091,497,563.50
  5. Step 5: Solve for x
    x = 309,618,091,497,563.50/19,157,237.44
  6. Step 6: Final answer
    x = 16,161,938.40

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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.