Home / 8,942,777.40-13,398,419.70-7,336,644.60

Finding the Fourth Proportional to 8,942,777.40, 13,398,419.70 and 7,336,644.60

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Solution

The fourth proportional to 8,942,777.40, 13,398,419.70 and 7,336,644.60 is: 10,992,048.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,942,777.40 : 13,398,419.70 = 7,336,644.60 : x
  2. Step 2: Convert to fraction form
    8,942,777.40/13,398,419.70 = 7,336,644.60/x
  3. Step 3: Cross multiply
    8,942,777.40x = 13,398,419.70 × 7,336,644.60
  4. Step 4: Simplify right side
    8,942,777.40x = 98,299,443,540,538.61
  5. Step 5: Solve for x
    x = 98,299,443,540,538.61/8,942,777.40
  6. Step 6: Final answer
    x = 10,992,048.57

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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.