Home / 28,469,349.67-42,695,192.22-10,271,179.12

Finding the Fourth Proportional to 28,469,349.67, 42,695,192.22 and 10,271,179.12

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Solution

The fourth proportional to 28,469,349.67, 42,695,192.22 and 10,271,179.12 is: 15,403,582.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,469,349.67 : 42,695,192.22 = 10,271,179.12 : x
  2. Step 2: Convert to fraction form
    28,469,349.67/42,695,192.22 = 10,271,179.12/x
  3. Step 3: Cross multiply
    28,469,349.67x = 42,695,192.22 × 10,271,179.12
  4. Step 4: Simplify right side
    28,469,349.67x = 438,529,966,854,450.38
  5. Step 5: Solve for x
    x = 438,529,966,854,450.38/28,469,349.67
  6. Step 6: Final answer
    x = 15,403,582.17

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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.