Home / 6,179,853.60-9,269,780.40-5,130,093.60

Finding the Fourth Proportional to 6,179,853.60, 9,269,780.40 and 5,130,093.60

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Solution

The fourth proportional to 6,179,853.60, 9,269,780.40 and 5,130,093.60 is: 7,695,140.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,179,853.60 : 9,269,780.40 = 5,130,093.60 : x
  2. Step 2: Convert to fraction form
    6,179,853.60/9,269,780.40 = 5,130,093.60/x
  3. Step 3: Cross multiply
    6,179,853.60x = 9,269,780.40 × 5,130,093.60
  4. Step 4: Simplify right side
    6,179,853.60x = 47,554,841,103,445.44
  5. Step 5: Solve for x
    x = 47,554,841,103,445.44/6,179,853.60
  6. Step 6: Final answer
    x = 7,695,140.40

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Similar ratio
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1.5x scale

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.