Home / 51,416,144.25-70,955,584.56-28,211,265.06

Finding the Fourth Proportional to 51,416,144.25, 70,955,584.56 and 28,211,265.06

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Solution

The fourth proportional to 51,416,144.25, 70,955,584.56 and 28,211,265.06 is: 38,932,262.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,416,144.25 : 70,955,584.56 = 28,211,265.06 : x
  2. Step 2: Convert to fraction form
    51,416,144.25/70,955,584.56 = 28,211,265.06/x
  3. Step 3: Cross multiply
    51,416,144.25x = 70,955,584.56 × 28,211,265.06
  4. Step 4: Simplify right side
    51,416,144.25x = 2,001,746,803,509,403.50
  5. Step 5: Solve for x
    x = 2,001,746,803,509,403.50/51,416,144.25
  6. Step 6: Final answer
    x = 38,932,262.09

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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.