Home / 7,841,484.78-11,753,411.10-3,992,503.32

Finding the Fourth Proportional to 7,841,484.78, 11,753,411.10 and 3,992,503.32

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Solution

The fourth proportional to 7,841,484.78, 11,753,411.10 and 3,992,503.32 is: 5,984,266.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,841,484.78 : 11,753,411.10 = 3,992,503.32 : x
  2. Step 2: Convert to fraction form
    7,841,484.78/11,753,411.10 = 3,992,503.32/x
  3. Step 3: Cross multiply
    7,841,484.78x = 11,753,411.10 × 3,992,503.32
  4. Step 4: Simplify right side
    7,841,484.78x = 46,925,532,838,074.85
  5. Step 5: Solve for x
    x = 46,925,532,838,074.85/7,841,484.78
  6. Step 6: Final answer
    x = 5,984,266.27

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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.