Home / 56,798,696.64-85,198,040.68-13,667,904.60

Finding the Fourth Proportional to 56,798,696.64, 85,198,040.68 and 13,667,904.60

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Solution

The fourth proportional to 56,798,696.64, 85,198,040.68 and 13,667,904.60 is: 20,501,855.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,798,696.64 : 85,198,040.68 = 13,667,904.60 : x
  2. Step 2: Convert to fraction form
    56,798,696.64/85,198,040.68 = 13,667,904.60/x
  3. Step 3: Cross multiply
    56,798,696.64x = 85,198,040.68 × 13,667,904.60
  4. Step 4: Simplify right side
    56,798,696.64x = 1,164,478,692,121,159.25
  5. Step 5: Solve for x
    x = 1,164,478,692,121,159.25/56,798,696.64
  6. Step 6: Final answer
    x = 20,501,855.87

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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.