Home / 6,905,935.40-9,532,028.84-4,079,458.15

Finding the Fourth Proportional to 6,905,935.40, 9,532,028.84 and 4,079,458.15

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Solution

The fourth proportional to 6,905,935.40, 9,532,028.84 and 4,079,458.15 is: 5,630,737.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,905,935.40 : 9,532,028.84 = 4,079,458.15 : x
  2. Step 2: Convert to fraction form
    6,905,935.40/9,532,028.84 = 4,079,458.15/x
  3. Step 3: Cross multiply
    6,905,935.40x = 9,532,028.84 × 4,079,458.15
  4. Step 4: Simplify right side
    6,905,935.40x = 38,885,512,693,145.69
  5. Step 5: Solve for x
    x = 38,885,512,693,145.69/6,905,935.40
  6. Step 6: Final answer
    x = 5,630,737.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.