Home / 6,477,058.80-9,715,588.20-6,290,434.80

Finding the Fourth Proportional to 6,477,058.80, 9,715,588.20 and 6,290,434.80

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Solution

The fourth proportional to 6,477,058.80, 9,715,588.20 and 6,290,434.80 is: 9,435,652.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,477,058.80 : 9,715,588.20 = 6,290,434.80 : x
  2. Step 2: Convert to fraction form
    6,477,058.80/9,715,588.20 = 6,290,434.80/x
  3. Step 3: Cross multiply
    6,477,058.80x = 9,715,588.20 × 6,290,434.80
  4. Step 4: Simplify right side
    6,477,058.80x = 61,115,274,115,749.35
  5. Step 5: Solve for x
    x = 61,115,274,115,749.35/6,477,058.80
  6. Step 6: Final answer
    x = 9,435,652.20

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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.