Home / 7,770,698.40-11,656,047.60-5,083,312.80

Finding the Fourth Proportional to 7,770,698.40, 11,656,047.60 and 5,083,312.80

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Solution

The fourth proportional to 7,770,698.40, 11,656,047.60 and 5,083,312.80 is: 7,624,969.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,770,698.40 : 11,656,047.60 = 5,083,312.80 : x
  2. Step 2: Convert to fraction form
    7,770,698.40/11,656,047.60 = 5,083,312.80/x
  3. Step 3: Cross multiply
    7,770,698.40x = 11,656,047.60 × 5,083,312.80
  4. Step 4: Simplify right side
    7,770,698.40x = 59,251,335,962,489.27
  5. Step 5: Solve for x
    x = 59,251,335,962,489.27/7,770,698.40
  6. Step 6: Final answer
    x = 7,624,969.20

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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.