Home / 11,517,116.40-17,281,636.20-4,698,687.60

Finding the Fourth Proportional to 11,517,116.40, 17,281,636.20 and 4,698,687.60

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Solution

The fourth proportional to 11,517,116.40, 17,281,636.20 and 4,698,687.60 is: 7,050,463.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,517,116.40 : 17,281,636.20 = 4,698,687.60 : x
  2. Step 2: Convert to fraction form
    11,517,116.40/17,281,636.20 = 4,698,687.60/x
  3. Step 3: Cross multiply
    11,517,116.40x = 17,281,636.20 × 4,698,687.60
  4. Step 4: Simplify right side
    11,517,116.40x = 81,201,009,720,651.11
  5. Step 5: Solve for x
    x = 81,201,009,720,651.11/11,517,116.40
  6. Step 6: Final answer
    x = 7,050,463.58

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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.