Home / 5,214,779.96-7,196,412.33-2,891,836.04

Finding the Fourth Proportional to 5,214,779.96, 7,196,412.33 and 2,891,836.04

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Solution

The fourth proportional to 5,214,779.96, 7,196,412.33 and 2,891,836.04 is: 3,990,742.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,214,779.96 : 7,196,412.33 = 2,891,836.04 : x
  2. Step 2: Convert to fraction form
    5,214,779.96/7,196,412.33 = 2,891,836.04/x
  3. Step 3: Cross multiply
    5,214,779.96x = 7,196,412.33 × 2,891,836.04
  4. Step 4: Simplify right side
    5,214,779.96x = 20,810,844,498,612.31
  5. Step 5: Solve for x
    x = 20,810,844,498,612.31/5,214,779.96
  6. Step 6: Final answer
    x = 3,990,742.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.