Home / 18,721,816.20-26,286,125.40-18,721,816.20

Finding the Fourth Proportional to 18,721,816.20, 26,286,125.40 and 18,721,816.20

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Solution

The fourth proportional to 18,721,816.20, 26,286,125.40 and 18,721,816.20 is: 26,286,125.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,721,816.20 : 26,286,125.40 = 18,721,816.20 : x
  2. Step 2: Convert to fraction form
    18,721,816.20/26,286,125.40 = 18,721,816.20/x
  3. Step 3: Cross multiply
    18,721,816.20x = 26,286,125.40 × 18,721,816.20
  4. Step 4: Simplify right side
    18,721,816.20x = 492,124,008,348,951.44
  5. Step 5: Solve for x
    x = 492,124,008,348,951.44/18,721,816.20
  6. Step 6: Final answer
    x = 26,286,125.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.