Home / 8,193,619.10-12,290,428.65-2,127,853.10

Finding the Fourth Proportional to 8,193,619.10, 12,290,428.65 and 2,127,853.10

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Solution

The fourth proportional to 8,193,619.10, 12,290,428.65 and 2,127,853.10 is: 3,191,779.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,193,619.10 : 12,290,428.65 = 2,127,853.10 : x
  2. Step 2: Convert to fraction form
    8,193,619.10/12,290,428.65 = 2,127,853.10/x
  3. Step 3: Cross multiply
    8,193,619.10x = 12,290,428.65 × 2,127,853.10
  4. Step 4: Simplify right side
    8,193,619.10x = 26,152,226,703,231.32
  5. Step 5: Solve for x
    x = 26,152,226,703,231.32/8,193,619.10
  6. Step 6: Final answer
    x = 3,191,779.65

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Double scale
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Similar ratio
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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.