Home / 6,078,302.80-9,117,454.20-5,490,437.20

Finding the Fourth Proportional to 6,078,302.80, 9,117,454.20 and 5,490,437.20

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Solution

The fourth proportional to 6,078,302.80, 9,117,454.20 and 5,490,437.20 is: 8,235,655.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,078,302.80 : 9,117,454.20 = 5,490,437.20 : x
  2. Step 2: Convert to fraction form
    6,078,302.80/9,117,454.20 = 5,490,437.20/x
  3. Step 3: Cross multiply
    6,078,302.80x = 9,117,454.20 × 5,490,437.20
  4. Step 4: Simplify right side
    6,078,302.80x = 50,058,809,708,976.23
  5. Step 5: Solve for x
    x = 50,058,809,708,976.23/6,078,302.80
  6. Step 6: Final answer
    x = 8,235,655.80

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Double scale
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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.