Home / 11,736,700.80-17,605,051.20-7,432,028.70

Finding the Fourth Proportional to 11,736,700.80, 17,605,051.20 and 7,432,028.70

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Solution

The fourth proportional to 11,736,700.80, 17,605,051.20 and 7,432,028.70 is: 11,148,043.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,736,700.80 : 17,605,051.20 = 7,432,028.70 : x
  2. Step 2: Convert to fraction form
    11,736,700.80/17,605,051.20 = 7,432,028.70/x
  3. Step 3: Cross multiply
    11,736,700.80x = 17,605,051.20 × 7,432,028.70
  4. Step 4: Simplify right side
    11,736,700.80x = 130,841,245,783,369.44
  5. Step 5: Solve for x
    x = 130,841,245,783,369.44/11,736,700.80
  6. Step 6: Final answer
    x = 11,148,043.05

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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.