Home / 13,840,893.80-20,761,340.70-13,043,732.30

Finding the Fourth Proportional to 13,840,893.80, 20,761,340.70 and 13,043,732.30

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Solution

The fourth proportional to 13,840,893.80, 20,761,340.70 and 13,043,732.30 is: 19,565,598.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,840,893.80 : 20,761,340.70 = 13,043,732.30 : x
  2. Step 2: Convert to fraction form
    13,840,893.80/20,761,340.70 = 13,043,732.30/x
  3. Step 3: Cross multiply
    13,840,893.80x = 20,761,340.70 × 13,043,732.30
  4. Step 4: Simplify right side
    13,840,893.80x = 270,805,370,279,894.62
  5. Step 5: Solve for x
    x = 270,805,370,279,894.62/13,840,893.80
  6. Step 6: Final answer
    x = 19,565,598.45

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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.