Home / 19,737,381.60-29,606,072.40-9,659,685.60

Finding the Fourth Proportional to 19,737,381.60, 29,606,072.40 and 9,659,685.60

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Solution

The fourth proportional to 19,737,381.60, 29,606,072.40 and 9,659,685.60 is: 14,489,528.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,737,381.60 : 29,606,072.40 = 9,659,685.60 : x
  2. Step 2: Convert to fraction form
    19,737,381.60/29,606,072.40 = 9,659,685.60/x
  3. Step 3: Cross multiply
    19,737,381.60x = 29,606,072.40 × 9,659,685.60
  4. Step 4: Simplify right side
    19,737,381.60x = 285,985,351,234,837.44
  5. Step 5: Solve for x
    x = 285,985,351,234,837.44/19,737,381.60
  6. Step 6: Final answer
    x = 14,489,528.40

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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.