Home / 28,959,463.28-39,971,019.64-16,576,734.96

Finding the Fourth Proportional to 28,959,463.28, 39,971,019.64 and 16,576,734.96

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Solution

The fourth proportional to 28,959,463.28, 39,971,019.64 and 16,576,734.96 is: 22,879,878.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,959,463.28 : 39,971,019.64 = 16,576,734.96 : x
  2. Step 2: Convert to fraction form
    28,959,463.28/39,971,019.64 = 16,576,734.96/x
  3. Step 3: Cross multiply
    28,959,463.28x = 39,971,019.64 × 16,576,734.96
  4. Step 4: Simplify right side
    28,959,463.28x = 662,588,998,653,234.62
  5. Step 5: Solve for x
    x = 662,588,998,653,234.62/28,959,463.28
  6. Step 6: Final answer
    x = 22,879,878.41

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.