Home / 6,956,865.20-10,434,779.40-2,912,308.40

Finding the Fourth Proportional to 6,956,865.20, 10,434,779.40 and 2,912,308.40

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Solution

The fourth proportional to 6,956,865.20, 10,434,779.40 and 2,912,308.40 is: 4,368,245.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,956,865.20 : 10,434,779.40 = 2,912,308.40 : x
  2. Step 2: Convert to fraction form
    6,956,865.20/10,434,779.40 = 2,912,308.40/x
  3. Step 3: Cross multiply
    6,956,865.20x = 10,434,779.40 × 2,912,308.40
  4. Step 4: Simplify right side
    6,956,865.20x = 30,389,295,698,766.96
  5. Step 5: Solve for x
    x = 30,389,295,698,766.96/6,956,865.20
  6. Step 6: Final answer
    x = 4,368,245.59

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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.