Home / 20,063,968.20-27,688,438.62-10,896,676.56

Finding the Fourth Proportional to 20,063,968.20, 27,688,438.62 and 10,896,676.56

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Solution

The fourth proportional to 20,063,968.20, 27,688,438.62 and 10,896,676.56 is: 15,037,501.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,063,968.20 : 27,688,438.62 = 10,896,676.56 : x
  2. Step 2: Convert to fraction form
    20,063,968.20/27,688,438.62 = 10,896,676.56/x
  3. Step 3: Cross multiply
    20,063,968.20x = 27,688,438.62 × 10,896,676.56
  4. Step 4: Simplify right side
    20,063,968.20x = 301,711,960,093,552.75
  5. Step 5: Solve for x
    x = 301,711,960,093,552.75/20,063,968.20
  6. Step 6: Final answer
    x = 15,037,501.91

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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.