Home / 25,528,046.70-38,292,070.05-18,361,685.10

Finding the Fourth Proportional to 25,528,046.70, 38,292,070.05 and 18,361,685.10

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Solution

The fourth proportional to 25,528,046.70, 38,292,070.05 and 18,361,685.10 is: 27,542,527.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,528,046.70 : 38,292,070.05 = 18,361,685.10 : x
  2. Step 2: Convert to fraction form
    25,528,046.70/38,292,070.05 = 18,361,685.10/x
  3. Step 3: Cross multiply
    25,528,046.70x = 38,292,070.05 × 18,361,685.10
  4. Step 4: Simplify right side
    25,528,046.70x = 703,106,932,085,241.25
  5. Step 5: Solve for x
    x = 703,106,932,085,241.25/25,528,046.70
  6. Step 6: Final answer
    x = 27,542,527.65

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Double scale
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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.