Home / 57,537,497.82-86,340,296.52-21,171,425.16

Finding the Fourth Proportional to 57,537,497.82, 86,340,296.52 and 21,171,425.16

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Solution

The fourth proportional to 57,537,497.82, 86,340,296.52 and 21,171,425.16 is: 31,769,666.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,537,497.82 : 86,340,296.52 = 21,171,425.16 : x
  2. Step 2: Convert to fraction form
    57,537,497.82/86,340,296.52 = 21,171,425.16/x
  3. Step 3: Cross multiply
    57,537,497.82x = 86,340,296.52 × 21,171,425.16
  4. Step 4: Simplify right side
    57,537,497.82x = 1,827,947,126,065,388.25
  5. Step 5: Solve for x
    x = 1,827,947,126,065,388.25/57,537,497.82
  6. Step 6: Final answer
    x = 31,769,666.66

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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.