Home / 5,540,779.90-8,301,838.65-5,204,856.70

Finding the Fourth Proportional to 5,540,779.90, 8,301,838.65 and 5,204,856.70

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Solution

The fourth proportional to 5,540,779.90, 8,301,838.65 and 5,204,856.70 is: 7,798,519.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,540,779.90 : 8,301,838.65 = 5,204,856.70 : x
  2. Step 2: Convert to fraction form
    5,540,779.90/8,301,838.65 = 5,204,856.70/x
  3. Step 3: Cross multiply
    5,540,779.90x = 8,301,838.65 × 5,204,856.70
  4. Step 4: Simplify right side
    5,540,779.90x = 43,209,880,519,771.46
  5. Step 5: Solve for x
    x = 43,209,880,519,771.46/5,540,779.90
  6. Step 6: Final answer
    x = 7,798,519.58

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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.