Home / 7,684,450.64-11,528,666.88-4,087,256.72

Finding the Fourth Proportional to 7,684,450.64, 11,528,666.88 and 4,087,256.72

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Solution

The fourth proportional to 7,684,450.64, 11,528,666.88 and 4,087,256.72 is: 6,131,944.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,684,450.64 : 11,528,666.88 = 4,087,256.72 : x
  2. Step 2: Convert to fraction form
    7,684,450.64/11,528,666.88 = 4,087,256.72/x
  3. Step 3: Cross multiply
    7,684,450.64x = 11,528,666.88 × 4,087,256.72
  4. Step 4: Simplify right side
    7,684,450.64x = 47,120,621,177,921.44
  5. Step 5: Solve for x
    x = 47,120,621,177,921.44/7,684,450.64
  6. Step 6: Final answer
    x = 6,131,944.02

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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.