Home / 10,692,905.40-16,039,358.10-3,504,673.80

Finding the Fourth Proportional to 10,692,905.40, 16,039,358.10 and 3,504,673.80

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Solution

The fourth proportional to 10,692,905.40, 16,039,358.10 and 3,504,673.80 is: 5,257,010.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,692,905.40 : 16,039,358.10 = 3,504,673.80 : x
  2. Step 2: Convert to fraction form
    10,692,905.40/16,039,358.10 = 3,504,673.80/x
  3. Step 3: Cross multiply
    10,692,905.40x = 16,039,358.10 × 3,504,673.80
  4. Step 4: Simplify right side
    10,692,905.40x = 56,212,718,101,887.77
  5. Step 5: Solve for x
    x = 56,212,718,101,887.77/10,692,905.40
  6. Step 6: Final answer
    x = 5,257,010.70

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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.