Home / 7,801,992.90-10,762,042.32-5,152,856.58

Finding the Fourth Proportional to 7,801,992.90, 10,762,042.32 and 5,152,856.58

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Solution

The fourth proportional to 7,801,992.90, 10,762,042.32 and 5,152,856.58 is: 7,107,832.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,801,992.90 : 10,762,042.32 = 5,152,856.58 : x
  2. Step 2: Convert to fraction form
    7,801,992.90/10,762,042.32 = 5,152,856.58/x
  3. Step 3: Cross multiply
    7,801,992.90x = 10,762,042.32 × 5,152,856.58
  4. Step 4: Simplify right side
    7,801,992.90x = 55,455,260,582,850.47
  5. Step 5: Solve for x
    x = 55,455,260,582,850.47/7,801,992.90
  6. Step 6: Final answer
    x = 7,107,832.74

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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.