Home / 54,601,311.72-75,299,906.75-42,681,700.05

Finding the Fourth Proportional to 54,601,311.72, 75,299,906.75 and 42,681,700.05

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Solution

The fourth proportional to 54,601,311.72, 75,299,906.75 and 42,681,700.05 is: 58,861,736.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,601,311.72 : 75,299,906.75 = 42,681,700.05 : x
  2. Step 2: Convert to fraction form
    54,601,311.72/75,299,906.75 = 42,681,700.05/x
  3. Step 3: Cross multiply
    54,601,311.72x = 75,299,906.75 × 42,681,700.05
  4. Step 4: Simplify right side
    54,601,311.72x = 3,213,928,033,483,062
  5. Step 5: Solve for x
    x = 3,213,928,033,483,062/54,601,311.72
  6. Step 6: Final answer
    x = 58,861,736.69

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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.