Home / 20,962,377.84-31,449,984.16-10,734,479.40

Finding the Fourth Proportional to 20,962,377.84, 31,449,984.16 and 10,734,479.40

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Solution

The fourth proportional to 20,962,377.84, 31,449,984.16 and 10,734,479.40 is: 16,105,005.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,962,377.84 : 31,449,984.16 = 10,734,479.40 : x
  2. Step 2: Convert to fraction form
    20,962,377.84/31,449,984.16 = 10,734,479.40/x
  3. Step 3: Cross multiply
    20,962,377.84x = 31,449,984.16 × 10,734,479.40
  4. Step 4: Simplify right side
    20,962,377.84x = 337,599,207,095,846.31
  5. Step 5: Solve for x
    x = 337,599,207,095,846.31/20,962,377.84
  6. Step 6: Final answer
    x = 16,105,005.34

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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.