Home / 8,859,128.40-13,294,913.40-3,814,059.60

Finding the Fourth Proportional to 8,859,128.40, 13,294,913.40 and 3,814,059.60

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Solution

The fourth proportional to 8,859,128.40, 13,294,913.40 and 3,814,059.60 is: 5,723,767.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,859,128.40 : 13,294,913.40 = 3,814,059.60 : x
  2. Step 2: Convert to fraction form
    8,859,128.40/13,294,913.40 = 3,814,059.60/x
  3. Step 3: Cross multiply
    8,859,128.40x = 13,294,913.40 × 3,814,059.60
  4. Step 4: Simplify right side
    8,859,128.40x = 50,707,592,084,438.64
  5. Step 5: Solve for x
    x = 50,707,592,084,438.64/8,859,128.40
  6. Step 6: Final answer
    x = 5,723,767.60

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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.