Home / 8,703,181.90-12,009,669.15-4,782,731.88

Finding the Fourth Proportional to 8,703,181.90, 12,009,669.15 and 4,782,731.88

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Solution

The fourth proportional to 8,703,181.90, 12,009,669.15 and 4,782,731.88 is: 6,599,773.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,703,181.90 : 12,009,669.15 = 4,782,731.88 : x
  2. Step 2: Convert to fraction form
    8,703,181.90/12,009,669.15 = 4,782,731.88/x
  3. Step 3: Cross multiply
    8,703,181.90x = 12,009,669.15 × 4,782,731.88
  4. Step 4: Simplify right side
    8,703,181.90x = 57,439,027,511,957.50
  5. Step 5: Solve for x
    x = 57,439,027,511,957.50/8,703,181.90
  6. Step 6: Final answer
    x = 6,599,773.30

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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.