Home / 6,493,187.80-9,731,487.30-4,989,827.80

Finding the Fourth Proportional to 6,493,187.80, 9,731,487.30 and 4,989,827.80

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Solution

The fourth proportional to 6,493,187.80, 9,731,487.30 and 4,989,827.80 is: 7,478,367.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,493,187.80 : 9,731,487.30 = 4,989,827.80 : x
  2. Step 2: Convert to fraction form
    6,493,187.80/9,731,487.30 = 4,989,827.80/x
  3. Step 3: Cross multiply
    6,493,187.80x = 9,731,487.30 × 4,989,827.80
  4. Step 4: Simplify right side
    6,493,187.80x = 48,558,445,864,886.95
  5. Step 5: Solve for x
    x = 48,558,445,864,886.95/6,493,187.80
  6. Step 6: Final answer
    x = 7,478,367.69

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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.