Home / 8,670,403.96-11,964,645.50-4,749,380.28

Finding the Fourth Proportional to 8,670,403.96, 11,964,645.50 and 4,749,380.28

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Solution

The fourth proportional to 8,670,403.96, 11,964,645.50 and 4,749,380.28 is: 6,553,864.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,670,403.96 : 11,964,645.50 = 4,749,380.28 : x
  2. Step 2: Convert to fraction form
    8,670,403.96/11,964,645.50 = 4,749,380.28/x
  3. Step 3: Cross multiply
    8,670,403.96x = 11,964,645.50 × 4,749,380.28
  4. Step 4: Simplify right side
    8,670,403.96x = 56,824,651,394,890.74
  5. Step 5: Solve for x
    x = 56,824,651,394,890.74/8,670,403.96
  6. Step 6: Final answer
    x = 6,553,864.35

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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.