Home / 10,740,905.43-16,112,842.98-3,454,571.40

Finding the Fourth Proportional to 10,740,905.43, 16,112,842.98 and 3,454,571.40

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Solution

The fourth proportional to 10,740,905.43, 16,112,842.98 and 3,454,571.40 is: 5,182,334.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,740,905.43 : 16,112,842.98 = 3,454,571.40 : x
  2. Step 2: Convert to fraction form
    10,740,905.43/16,112,842.98 = 3,454,571.40/x
  3. Step 3: Cross multiply
    10,740,905.43x = 16,112,842.98 × 3,454,571.40
  4. Step 4: Simplify right side
    10,740,905.43x = 55,662,966,531,398.77
  5. Step 5: Solve for x
    x = 55,662,966,531,398.77/10,740,905.43
  6. Step 6: Final answer
    x = 5,182,334.66

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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.