Home / 7,430,903.20-11,146,354.80-2,040,385.60

Finding the Fourth Proportional to 7,430,903.20, 11,146,354.80 and 2,040,385.60

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Solution

The fourth proportional to 7,430,903.20, 11,146,354.80 and 2,040,385.60 is: 3,060,578.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,430,903.20 : 11,146,354.80 = 2,040,385.60 : x
  2. Step 2: Convert to fraction form
    7,430,903.20/11,146,354.80 = 2,040,385.60/x
  3. Step 3: Cross multiply
    7,430,903.20x = 11,146,354.80 × 2,040,385.60
  4. Step 4: Simplify right side
    7,430,903.20x = 22,742,861,826,410.88
  5. Step 5: Solve for x
    x = 22,742,861,826,410.88/7,430,903.20
  6. Step 6: Final answer
    x = 3,060,578.40

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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.