Home / 18,533,938.02-25,561,668.68-13,045,481.70

Finding the Fourth Proportional to 18,533,938.02, 25,561,668.68 and 13,045,481.70

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Solution

The fourth proportional to 18,533,938.02, 25,561,668.68 and 13,045,481.70 is: 17,992,090.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,533,938.02 : 25,561,668.68 = 13,045,481.70 : x
  2. Step 2: Convert to fraction form
    18,533,938.02/25,561,668.68 = 13,045,481.70/x
  3. Step 3: Cross multiply
    18,533,938.02x = 25,561,668.68 × 13,045,481.70
  4. Step 4: Simplify right side
    18,533,938.02x = 333,464,280,986,403.12
  5. Step 5: Solve for x
    x = 333,464,280,986,403.12/18,533,938.02
  6. Step 6: Final answer
    x = 17,992,090.00

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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.