Home / 7,602,485.76-10,491,549.28-4,164,499.84

Finding the Fourth Proportional to 7,602,485.76, 10,491,549.28 and 4,164,499.84

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Solution

The fourth proportional to 7,602,485.76, 10,491,549.28 and 4,164,499.84 is: 5,747,074.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,602,485.76 : 10,491,549.28 = 4,164,499.84 : x
  2. Step 2: Convert to fraction form
    7,602,485.76/10,491,549.28 = 4,164,499.84/x
  3. Step 3: Cross multiply
    7,602,485.76x = 10,491,549.28 × 4,164,499.84
  4. Step 4: Simplify right side
    7,602,485.76x = 43,692,055,297,912.11
  5. Step 5: Solve for x
    x = 43,692,055,297,912.11/7,602,485.76
  6. Step 6: Final answer
    x = 5,747,074.93

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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.