Home / 57,537,494.82-86,340,292.02-21,171,422.16

Finding the Fourth Proportional to 57,537,494.82, 86,340,292.02 and 21,171,422.16

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Solution

The fourth proportional to 57,537,494.82, 86,340,292.02 and 21,171,422.16 is: 31,769,662.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,537,494.82 : 86,340,292.02 = 21,171,422.16 : x
  2. Step 2: Convert to fraction form
    57,537,494.82/86,340,292.02 = 21,171,422.16/x
  3. Step 3: Cross multiply
    57,537,494.82x = 86,340,292.02 × 21,171,422.16
  4. Step 4: Simplify right side
    57,537,494.82x = 1,827,946,771,773,099
  5. Step 5: Solve for x
    x = 1,827,946,771,773,099/57,537,494.82
  6. Step 6: Final answer
    x = 31,769,662.16

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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.