Home / 18,243,585.60-27,365,378.40-17,960,150.40

Finding the Fourth Proportional to 18,243,585.60, 27,365,378.40 and 17,960,150.40

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Solution

The fourth proportional to 18,243,585.60, 27,365,378.40 and 17,960,150.40 is: 26,940,225.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,243,585.60 : 27,365,378.40 = 17,960,150.40 : x
  2. Step 2: Convert to fraction form
    18,243,585.60/27,365,378.40 = 17,960,150.40/x
  3. Step 3: Cross multiply
    18,243,585.60x = 27,365,378.40 × 17,960,150.40
  4. Step 4: Simplify right side
    18,243,585.60x = 491,486,311,816,911.31
  5. Step 5: Solve for x
    x = 491,486,311,816,911.31/18,243,585.60
  6. Step 6: Final answer
    x = 26,940,225.60

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Similar ratio
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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.