Home / 53,939,500.60-74,443,792.88-30,422,864.56

Finding the Fourth Proportional to 53,939,500.60, 74,443,792.88 and 30,422,864.56

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Solution

The fourth proportional to 53,939,500.60, 74,443,792.88 and 30,422,864.56 is: 41,987,660.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,939,500.60 : 74,443,792.88 = 30,422,864.56 : x
  2. Step 2: Convert to fraction form
    53,939,500.60/74,443,792.88 = 30,422,864.56/x
  3. Step 3: Cross multiply
    53,939,500.60x = 74,443,792.88 × 30,422,864.56
  4. Step 4: Simplify right side
    53,939,500.60x = 2,264,793,428,120,932
  5. Step 5: Solve for x
    x = 2,264,793,428,120,932/53,939,500.60
  6. Step 6: Final answer
    x = 41,987,660.30

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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.