Home / 6,979,699.52-9,632,000.32-3,923,938.88

Finding the Fourth Proportional to 6,979,699.52, 9,632,000.32 and 3,923,938.88

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Solution

The fourth proportional to 6,979,699.52, 9,632,000.32 and 3,923,938.88 is: 5,415,044.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,979,699.52 : 9,632,000.32 = 3,923,938.88 : x
  2. Step 2: Convert to fraction form
    6,979,699.52/9,632,000.32 = 3,923,938.88/x
  3. Step 3: Cross multiply
    6,979,699.52x = 9,632,000.32 × 3,923,938.88
  4. Step 4: Simplify right side
    6,979,699.52x = 37,795,380,547,820.45
  5. Step 5: Solve for x
    x = 37,795,380,547,820.45/6,979,699.52
  6. Step 6: Final answer
    x = 5,415,044.08

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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.