Home / 8,808,003.40-13,212,005.10-8,170,274.20

Finding the Fourth Proportional to 8,808,003.40, 13,212,005.10 and 8,170,274.20

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Solution

The fourth proportional to 8,808,003.40, 13,212,005.10 and 8,170,274.20 is: 12,255,411.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,808,003.40 : 13,212,005.10 = 8,170,274.20 : x
  2. Step 2: Convert to fraction form
    8,808,003.40/13,212,005.10 = 8,170,274.20/x
  3. Step 3: Cross multiply
    8,808,003.40x = 13,212,005.10 × 8,170,274.20
  4. Step 4: Simplify right side
    8,808,003.40x = 107,945,704,398,798.42
  5. Step 5: Solve for x
    x = 107,945,704,398,798.42/8,808,003.40
  6. Step 6: Final answer
    x = 12,255,411.30

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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.