Home / 13,840,908.30-20,761,362.45-13,043,746.80

Finding the Fourth Proportional to 13,840,908.30, 20,761,362.45 and 13,043,746.80

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Solution

The fourth proportional to 13,840,908.30, 20,761,362.45 and 13,043,746.80 is: 19,565,620.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,840,908.30 : 20,761,362.45 = 13,043,746.80 : x
  2. Step 2: Convert to fraction form
    13,840,908.30/20,761,362.45 = 13,043,746.80/x
  3. Step 3: Cross multiply
    13,840,908.30x = 20,761,362.45 × 13,043,746.80
  4. Step 4: Simplify right side
    13,840,908.30x = 270,805,955,020,827.66
  5. Step 5: Solve for x
    x = 270,805,955,020,827.66/13,840,908.30
  6. Step 6: Final answer
    x = 19,565,620.20

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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.