Home / 27,776,194.45-38,344,440.07-18,499,202.89

Finding the Fourth Proportional to 27,776,194.45, 38,344,440.07 and 18,499,202.89

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Solution

The fourth proportional to 27,776,194.45, 38,344,440.07 and 18,499,202.89 is: 25,537,752.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,776,194.45 : 38,344,440.07 = 18,499,202.89 : x
  2. Step 2: Convert to fraction form
    27,776,194.45/38,344,440.07 = 18,499,202.89/x
  3. Step 3: Cross multiply
    27,776,194.45x = 38,344,440.07 × 18,499,202.89
  4. Step 4: Simplify right side
    27,776,194.45x = 709,341,576,416,266.75
  5. Step 5: Solve for x
    x = 709,341,576,416,266.75/27,776,194.45
  6. Step 6: Final answer
    x = 25,537,752.40

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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.