Home / 12,051,873.64-18,077,804.70-3,076,422.76

Finding the Fourth Proportional to 12,051,873.64, 18,077,804.70 and 3,076,422.76

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Solution

The fourth proportional to 12,051,873.64, 18,077,804.70 and 3,076,422.76 is: 4,614,632.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,051,873.64 : 18,077,804.70 = 3,076,422.76 : x
  2. Step 2: Convert to fraction form
    12,051,873.64/18,077,804.70 = 3,076,422.76/x
  3. Step 3: Cross multiply
    12,051,873.64x = 18,077,804.70 × 3,076,422.76
  4. Step 4: Simplify right side
    12,051,873.64x = 55,614,969,829,914.97
  5. Step 5: Solve for x
    x = 55,614,969,829,914.97/12,051,873.64
  6. Step 6: Final answer
    x = 4,614,632.67

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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.