Home / 4,845,374.40-7,260,188.40-4,168,279.20

Finding the Fourth Proportional to 4,845,374.40, 7,260,188.40 and 4,168,279.20

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Solution

The fourth proportional to 4,845,374.40, 7,260,188.40 and 4,168,279.20 is: 6,245,645.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,845,374.40 : 7,260,188.40 = 4,168,279.20 : x
  2. Step 2: Convert to fraction form
    4,845,374.40/7,260,188.40 = 4,168,279.20/x
  3. Step 3: Cross multiply
    4,845,374.40x = 7,260,188.40 × 4,168,279.20
  4. Step 4: Simplify right side
    4,845,374.40x = 30,262,492,295,801.28
  5. Step 5: Solve for x
    x = 30,262,492,295,801.28/4,845,374.40
  6. Step 6: Final answer
    x = 6,245,645.81

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.