Home / 53,939,492.60-74,443,781.84-30,422,856.56

Finding the Fourth Proportional to 53,939,492.60, 74,443,781.84 and 30,422,856.56

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Solution

The fourth proportional to 53,939,492.60, 74,443,781.84 and 30,422,856.56 is: 41,987,649.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,939,492.60 : 74,443,781.84 = 30,422,856.56 : x
  2. Step 2: Convert to fraction form
    53,939,492.60/74,443,781.84 = 30,422,856.56/x
  3. Step 3: Cross multiply
    53,939,492.60x = 74,443,781.84 × 30,422,856.56
  4. Step 4: Simplify right side
    53,939,492.60x = 2,264,792,496,177,919.50
  5. Step 5: Solve for x
    x = 2,264,792,496,177,919.50/53,939,492.60
  6. Step 6: Final answer
    x = 41,987,649.26

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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.