Home / 6,643,489.12-9,168,014.56-3,587,703.36

Finding the Fourth Proportional to 6,643,489.12, 9,168,014.56 and 3,587,703.36

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Solution

The fourth proportional to 6,643,489.12, 9,168,014.56 and 3,587,703.36 is: 4,951,030.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,643,489.12 : 9,168,014.56 = 3,587,703.36 : x
  2. Step 2: Convert to fraction form
    6,643,489.12/9,168,014.56 = 3,587,703.36/x
  3. Step 3: Cross multiply
    6,643,489.12x = 9,168,014.56 × 3,587,703.36
  4. Step 4: Simplify right side
    6,643,489.12x = 32,892,116,641,440.92
  5. Step 5: Solve for x
    x = 32,892,116,641,440.92/6,643,489.12
  6. Step 6: Final answer
    x = 4,951,030.41

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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.