Home / 20,962,386.84-31,449,997.66-10,734,488.40

Finding the Fourth Proportional to 20,962,386.84, 31,449,997.66 and 10,734,488.40

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Solution

The fourth proportional to 20,962,386.84, 31,449,997.66 and 10,734,488.40 is: 16,105,018.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,962,386.84 : 31,449,997.66 = 10,734,488.40 : x
  2. Step 2: Convert to fraction form
    20,962,386.84/31,449,997.66 = 10,734,488.40/x
  3. Step 3: Cross multiply
    20,962,386.84x = 31,449,997.66 × 10,734,488.40
  4. Step 4: Simplify right side
    20,962,386.84x = 337,599,635,061,297.19
  5. Step 5: Solve for x
    x = 337,599,635,061,297.19/20,962,386.84
  6. Step 6: Final answer
    x = 16,105,018.84

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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.