Home / 28,979,424.40-43,469,136.60-13,054,176.40

Finding the Fourth Proportional to 28,979,424.40, 43,469,136.60 and 13,054,176.40

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Solution

The fourth proportional to 28,979,424.40, 43,469,136.60 and 13,054,176.40 is: 19,581,264.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,979,424.40 : 43,469,136.60 = 13,054,176.40 : x
  2. Step 2: Convert to fraction form
    28,979,424.40/43,469,136.60 = 13,054,176.40/x
  3. Step 3: Cross multiply
    28,979,424.40x = 43,469,136.60 × 13,054,176.40
  4. Step 4: Simplify right side
    28,979,424.40x = 567,453,777,132,096.25
  5. Step 5: Solve for x
    x = 567,453,777,132,096.25/28,979,424.40
  6. Step 6: Final answer
    x = 19,581,264.60

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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.