Home / 20,553,353.62-30,836,913.28-6,720,950.25

Finding the Fourth Proportional to 20,553,353.62, 30,836,913.28 and 6,720,950.25

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Solution

The fourth proportional to 20,553,353.62, 30,836,913.28 and 6,720,950.25 is: 10,083,676.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,553,353.62 : 30,836,913.28 = 6,720,950.25 : x
  2. Step 2: Convert to fraction form
    20,553,353.62/30,836,913.28 = 6,720,950.25/x
  3. Step 3: Cross multiply
    20,553,353.62x = 30,836,913.28 × 6,720,950.25
  4. Step 4: Simplify right side
    20,553,353.62x = 207,253,360,001,641.94
  5. Step 5: Solve for x
    x = 207,253,360,001,641.94/20,553,353.62
  6. Step 6: Final answer
    x = 10,083,676.07

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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.