Home / 8,262,003.40-12,393,005.10-4,002,602.20

Finding the Fourth Proportional to 8,262,003.40, 12,393,005.10 and 4,002,602.20

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Solution

The fourth proportional to 8,262,003.40, 12,393,005.10 and 4,002,602.20 is: 6,003,903.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,262,003.40 : 12,393,005.10 = 4,002,602.20 : x
  2. Step 2: Convert to fraction form
    8,262,003.40/12,393,005.10 = 4,002,602.20/x
  3. Step 3: Cross multiply
    8,262,003.40x = 12,393,005.10 × 4,002,602.20
  4. Step 4: Simplify right side
    8,262,003.40x = 49,604,269,477,871.22
  5. Step 5: Solve for x
    x = 49,604,269,477,871.22/8,262,003.40
  6. Step 6: Final answer
    x = 6,003,903.30

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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.