Home / 6,518,000.80-9,776,952.60-1,969,040.80

Finding the Fourth Proportional to 6,518,000.80, 9,776,952.60 and 1,969,040.80

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Solution

The fourth proportional to 6,518,000.80, 9,776,952.60 and 1,969,040.80 is: 2,953,546.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,518,000.80 : 9,776,952.60 = 1,969,040.80 : x
  2. Step 2: Convert to fraction form
    6,518,000.80/9,776,952.60 = 1,969,040.80/x
  3. Step 3: Cross multiply
    6,518,000.80x = 9,776,952.60 × 1,969,040.80
  4. Step 4: Simplify right side
    6,518,000.80x = 19,251,218,569,066.08
  5. Step 5: Solve for x
    x = 19,251,218,569,066.08/6,518,000.80
  6. Step 6: Final answer
    x = 2,953,546.52

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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.