Home / 15,046,596.05-20,770,659.50-10,158,439.64

Finding the Fourth Proportional to 15,046,596.05, 20,770,659.50 and 10,158,439.64

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Solution

The fourth proportional to 15,046,596.05, 20,770,659.50 and 10,158,439.64 is: 14,022,938.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,046,596.05 : 20,770,659.50 = 10,158,439.64 : x
  2. Step 2: Convert to fraction form
    15,046,596.05/20,770,659.50 = 10,158,439.64/x
  3. Step 3: Cross multiply
    15,046,596.05x = 20,770,659.50 × 10,158,439.64
  4. Step 4: Simplify right side
    15,046,596.05x = 210,997,490,659,097.09
  5. Step 5: Solve for x
    x = 210,997,490,659,097.09/15,046,596.05
  6. Step 6: Final answer
    x = 14,022,938.48

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.