Home / 7,999,302-12,000,204.36-2,606,700.72

Finding the Fourth Proportional to 7,999,302, 12,000,204.36 and 2,606,700.72

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Solution

The fourth proportional to 7,999,302, 12,000,204.36 and 2,606,700.72 is: 3,910,458.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,999,302 : 12,000,204.36 = 2,606,700.72 : x
  2. Step 2: Convert to fraction form
    7,999,302/12,000,204.36 = 2,606,700.72/x
  3. Step 3: Cross multiply
    7,999,302x = 12,000,204.36 × 2,606,700.72
  4. Step 4: Simplify right side
    7,999,302x = 31,280,941,345,359.14
  5. Step 5: Solve for x
    x = 31,280,941,345,359.14/7,999,302
  6. Step 6: Final answer
    x = 3,910,458.86

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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.