Home / 7,798,655.40-11,682,236.70-4,428,925.80

Finding the Fourth Proportional to 7,798,655.40, 11,682,236.70 and 4,428,925.80

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Solution

The fourth proportional to 7,798,655.40, 11,682,236.70 and 4,428,925.80 is: 6,634,446.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,798,655.40 : 11,682,236.70 = 4,428,925.80 : x
  2. Step 2: Convert to fraction form
    7,798,655.40/11,682,236.70 = 4,428,925.80/x
  3. Step 3: Cross multiply
    7,798,655.40x = 11,682,236.70 × 4,428,925.80
  4. Step 4: Simplify right side
    7,798,655.40x = 51,739,759,522,336.85
  5. Step 5: Solve for x
    x = 51,739,759,522,336.85/7,798,655.40
  6. Step 6: Final answer
    x = 6,634,446.18

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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.