Home / 19,835,620.44-29,741,870.16-7,690,895.88

Finding the Fourth Proportional to 19,835,620.44, 29,741,870.16 and 7,690,895.88

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Solution

The fourth proportional to 19,835,620.44, 29,741,870.16 and 7,690,895.88 is: 11,531,861.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,835,620.44 : 29,741,870.16 = 7,690,895.88 : x
  2. Step 2: Convert to fraction form
    19,835,620.44/29,741,870.16 = 7,690,895.88/x
  3. Step 3: Cross multiply
    19,835,620.44x = 29,741,870.16 × 7,690,895.88
  4. Step 4: Simplify right side
    19,835,620.44x = 228,741,626,677,038.94
  5. Step 5: Solve for x
    x = 228,741,626,677,038.94/19,835,620.44
  6. Step 6: Final answer
    x = 11,531,861.45

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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.