Home / 7,904,165.72-10,907,749.86-4,282,493.72

Finding the Fourth Proportional to 7,904,165.72, 10,907,749.86 and 4,282,493.72

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Solution

The fourth proportional to 7,904,165.72, 10,907,749.86 and 4,282,493.72 is: 5,909,841.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,904,165.72 : 10,907,749.86 = 4,282,493.72 : x
  2. Step 2: Convert to fraction form
    7,904,165.72/10,907,749.86 = 4,282,493.72/x
  3. Step 3: Cross multiply
    7,904,165.72x = 10,907,749.86 × 4,282,493.72
  4. Step 4: Simplify right side
    7,904,165.72x = 46,712,370,274,780.88
  5. Step 5: Solve for x
    x = 46,712,370,274,780.88/7,904,165.72
  6. Step 6: Final answer
    x = 5,909,841.97

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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.