Home / 7,034,123.76-10,545,673.61-2,777,478.18

Finding the Fourth Proportional to 7,034,123.76, 10,545,673.61 and 2,777,478.18

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Solution

The fourth proportional to 7,034,123.76, 10,545,673.61 and 2,777,478.18 is: 4,164,040.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,034,123.76 : 10,545,673.61 = 2,777,478.18 : x
  2. Step 2: Convert to fraction form
    7,034,123.76/10,545,673.61 = 2,777,478.18/x
  3. Step 3: Cross multiply
    7,034,123.76x = 10,545,673.61 × 2,777,478.18
  4. Step 4: Simplify right side
    7,034,123.76x = 29,290,378,331,289.44
  5. Step 5: Solve for x
    x = 29,290,378,331,289.44/7,034,123.76
  6. Step 6: Final answer
    x = 4,164,040.80

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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.