Home / 8,671,181.20-11,966,964.88-4,804,915.12

Finding the Fourth Proportional to 8,671,181.20, 11,966,964.88 and 4,804,915.12

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Solution

The fourth proportional to 8,671,181.20, 11,966,964.88 and 4,804,915.12 is: 6,631,190.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,671,181.20 : 11,966,964.88 = 4,804,915.12 : x
  2. Step 2: Convert to fraction form
    8,671,181.20/11,966,964.88 = 4,804,915.12/x
  3. Step 3: Cross multiply
    8,671,181.20x = 11,966,964.88 × 4,804,915.12
  4. Step 4: Simplify right side
    8,671,181.20x = 57,500,250,444,598.45
  5. Step 5: Solve for x
    x = 57,500,250,444,598.45/8,671,181.20
  6. Step 6: Final answer
    x = 6,631,190.05

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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.