Home / 8,695,187.76-11,999,734.20-4,827,709.68

Finding the Fourth Proportional to 8,695,187.76, 11,999,734.20 and 4,827,709.68

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Solution

The fourth proportional to 8,695,187.76, 11,999,734.20 and 4,827,709.68 is: 6,662,447.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,695,187.76 : 11,999,734.20 = 4,827,709.68 : x
  2. Step 2: Convert to fraction form
    8,695,187.76/11,999,734.20 = 4,827,709.68/x
  3. Step 3: Cross multiply
    8,695,187.76x = 11,999,734.20 × 4,827,709.68
  4. Step 4: Simplify right side
    8,695,187.76x = 57,931,232,954,767.05
  5. Step 5: Solve for x
    x = 57,931,232,954,767.05/8,695,187.76
  6. Step 6: Final answer
    x = 6,662,447.62

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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.