Home / 5,430,152.40-8,149,821.30-2,237,569.80

Finding the Fourth Proportional to 5,430,152.40, 8,149,821.30 and 2,237,569.80

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Solution

The fourth proportional to 5,430,152.40, 8,149,821.30 and 2,237,569.80 is: 3,358,247.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,430,152.40 : 8,149,821.30 = 2,237,569.80 : x
  2. Step 2: Convert to fraction form
    5,430,152.40/8,149,821.30 = 2,237,569.80/x
  3. Step 3: Cross multiply
    5,430,152.40x = 8,149,821.30 × 2,237,569.80
  4. Step 4: Simplify right side
    5,430,152.40x = 18,235,794,016,276.74
  5. Step 5: Solve for x
    x = 18,235,794,016,276.74/5,430,152.40
  6. Step 6: Final answer
    x = 3,358,247.19

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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.