Home / 19,654,272.80-29,500,071.60-12,096,000.80

Finding the Fourth Proportional to 19,654,272.80, 29,500,071.60 and 12,096,000.80

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Solution

The fourth proportional to 19,654,272.80, 29,500,071.60 and 12,096,000.80 is: 18,155,486.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,654,272.80 : 29,500,071.60 = 12,096,000.80 : x
  2. Step 2: Convert to fraction form
    19,654,272.80/29,500,071.60 = 12,096,000.80/x
  3. Step 3: Cross multiply
    19,654,272.80x = 29,500,071.60 × 12,096,000.80
  4. Step 4: Simplify right side
    19,654,272.80x = 356,832,889,673,657.31
  5. Step 5: Solve for x
    x = 356,832,889,673,657.31/19,654,272.80
  6. Step 6: Final answer
    x = 18,155,486.76

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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.