Home / 28,469,348.08-42,695,190.06-10,271,177.56

Finding the Fourth Proportional to 28,469,348.08, 42,695,190.06 and 10,271,177.56

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Solution

The fourth proportional to 28,469,348.08, 42,695,190.06 and 10,271,177.56 is: 15,403,579.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,469,348.08 : 42,695,190.06 = 10,271,177.56 : x
  2. Step 2: Convert to fraction form
    28,469,348.08/42,695,190.06 = 10,271,177.56/x
  3. Step 3: Cross multiply
    28,469,348.08x = 42,695,190.06 × 10,271,177.56
  4. Step 4: Simplify right side
    28,469,348.08x = 438,529,878,064,207.12
  5. Step 5: Solve for x
    x = 438,529,878,064,207.12/28,469,348.08
  6. Step 6: Final answer
    x = 15,403,579.91

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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.