Home / 5,540,779.40-8,301,837.90-5,204,856.20

Finding the Fourth Proportional to 5,540,779.40, 8,301,837.90 and 5,204,856.20

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Solution

The fourth proportional to 5,540,779.40, 8,301,837.90 and 5,204,856.20 is: 7,798,518.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,540,779.40 : 8,301,837.90 = 5,204,856.20 : x
  2. Step 2: Convert to fraction form
    5,540,779.40/8,301,837.90 = 5,204,856.20/x
  3. Step 3: Cross multiply
    5,540,779.40x = 8,301,837.90 × 5,204,856.20
  4. Step 4: Simplify right side
    5,540,779.40x = 43,209,872,465,209.98
  5. Step 5: Solve for x
    x = 43,209,872,465,209.98/5,540,779.40
  6. Step 6: Final answer
    x = 7,798,518.83

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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.