Home / 5,375,953.40-7,418,812.48-2,961,505.40

Finding the Fourth Proportional to 5,375,953.40, 7,418,812.48 and 2,961,505.40

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Solution

The fourth proportional to 5,375,953.40, 7,418,812.48 and 2,961,505.40 is: 4,086,875.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,375,953.40 : 7,418,812.48 = 2,961,505.40 : x
  2. Step 2: Convert to fraction form
    5,375,953.40/7,418,812.48 = 2,961,505.40/x
  3. Step 3: Cross multiply
    5,375,953.40x = 7,418,812.48 × 2,961,505.40
  4. Step 4: Simplify right side
    5,375,953.40x = 21,970,853,176,609.57
  5. Step 5: Solve for x
    x = 21,970,853,176,609.57/5,375,953.40
  6. Step 6: Final answer
    x = 4,086,875.68

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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.