Home / 9,168,674.20-13,753,011.30-8,384,853.40

Finding the Fourth Proportional to 9,168,674.20, 13,753,011.30 and 8,384,853.40

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Solution

The fourth proportional to 9,168,674.20, 13,753,011.30 and 8,384,853.40 is: 12,577,280.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,168,674.20 : 13,753,011.30 = 8,384,853.40 : x
  2. Step 2: Convert to fraction form
    9,168,674.20/13,753,011.30 = 8,384,853.40/x
  3. Step 3: Cross multiply
    9,168,674.20x = 13,753,011.30 × 8,384,853.40
  4. Step 4: Simplify right side
    9,168,674.20x = 115,316,983,559,043.44
  5. Step 5: Solve for x
    x = 115,316,983,559,043.44/9,168,674.20
  6. Step 6: Final answer
    x = 12,577,280.10

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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.