Home / 63,586,243.12-87,751,132.72-35,713,857.60

Finding the Fourth Proportional to 63,586,243.12, 87,751,132.72 and 35,713,857.60

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Solution

The fourth proportional to 63,586,243.12, 87,751,132.72 and 35,713,857.60 is: 49,286,312.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,586,243.12 : 87,751,132.72 = 35,713,857.60 : x
  2. Step 2: Convert to fraction form
    63,586,243.12/87,751,132.72 = 35,713,857.60/x
  3. Step 3: Cross multiply
    63,586,243.12x = 87,751,132.72 × 35,713,857.60
  4. Step 4: Simplify right side
    63,586,243.12x = 3,133,931,458,200,781
  5. Step 5: Solve for x
    x = 3,133,931,458,200,781/63,586,243.12
  6. Step 6: Final answer
    x = 49,286,312.64

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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.