Home / 10,366,533.85-15,549,800.78-2,793,499.60

Finding the Fourth Proportional to 10,366,533.85, 15,549,800.78 and 2,793,499.60

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Solution

The fourth proportional to 10,366,533.85, 15,549,800.78 and 2,793,499.60 is: 4,190,249.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,366,533.85 : 15,549,800.78 = 2,793,499.60 : x
  2. Step 2: Convert to fraction form
    10,366,533.85/15,549,800.78 = 2,793,499.60/x
  3. Step 3: Cross multiply
    10,366,533.85x = 15,549,800.78 × 2,793,499.60
  4. Step 4: Simplify right side
    10,366,533.85x = 43,438,362,259,009.69
  5. Step 5: Solve for x
    x = 43,438,362,259,009.69/10,366,533.85
  6. Step 6: Final answer
    x = 4,190,249.40

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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.