Home / 6,320,315.96-8,721,998.70-3,604,003.64

Finding the Fourth Proportional to 6,320,315.96, 8,721,998.70 and 3,604,003.64

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Solution

The fourth proportional to 6,320,315.96, 8,721,998.70 and 3,604,003.64 is: 4,973,503.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,320,315.96 : 8,721,998.70 = 3,604,003.64 : x
  2. Step 2: Convert to fraction form
    6,320,315.96/8,721,998.70 = 3,604,003.64/x
  3. Step 3: Cross multiply
    6,320,315.96x = 8,721,998.70 × 3,604,003.64
  4. Step 4: Simplify right side
    6,320,315.96x = 31,434,115,062,875.27
  5. Step 5: Solve for x
    x = 31,434,115,062,875.27/6,320,315.96
  6. Step 6: Final answer
    x = 4,973,503.74

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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.