Home / 29,083,187.20-43,624,371.20-13,126,809.60

Finding the Fourth Proportional to 29,083,187.20, 43,624,371.20 and 13,126,809.60

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Solution

The fourth proportional to 29,083,187.20, 43,624,371.20 and 13,126,809.60 is: 19,690,029.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,083,187.20 : 43,624,371.20 = 13,126,809.60 : x
  2. Step 2: Convert to fraction form
    29,083,187.20/43,624,371.20 = 13,126,809.60/x
  3. Step 3: Cross multiply
    29,083,187.20x = 43,624,371.20 × 13,126,809.60
  4. Step 4: Simplify right side
    29,083,187.20x = 572,648,814,662,123.50
  5. Step 5: Solve for x
    x = 572,648,814,662,123.50/29,083,187.20
  6. Step 6: Final answer
    x = 19,690,029.53

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1.5x scale

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.