Home / 27,598,744.08-38,086,516.60-15,209,281.27

Finding the Fourth Proportional to 27,598,744.08, 38,086,516.60 and 15,209,281.27

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Solution

The fourth proportional to 27,598,744.08, 38,086,516.60 and 15,209,281.27 is: 20,988,945.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,598,744.08 : 38,086,516.60 = 15,209,281.27 : x
  2. Step 2: Convert to fraction form
    27,598,744.08/38,086,516.60 = 15,209,281.27/x
  3. Step 3: Cross multiply
    27,598,744.08x = 38,086,516.60 × 15,209,281.27
  4. Step 4: Simplify right side
    27,598,744.08x = 579,268,543,573,509
  5. Step 5: Solve for x
    x = 579,268,543,573,509/27,598,744.08
  6. Step 6: Final answer
    x = 20,988,945.80

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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.