Home / 31,166,254.72-43,008,606.36-17,415,331.84

Finding the Fourth Proportional to 31,166,254.72, 43,008,606.36 and 17,415,331.84

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Solution

The fourth proportional to 31,166,254.72, 43,008,606.36 and 17,415,331.84 is: 24,032,696.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,166,254.72 : 43,008,606.36 = 17,415,331.84 : x
  2. Step 2: Convert to fraction form
    31,166,254.72/43,008,606.36 = 17,415,331.84/x
  3. Step 3: Cross multiply
    31,166,254.72x = 43,008,606.36 × 17,415,331.84
  4. Step 4: Simplify right side
    31,166,254.72x = 749,009,151,735,334.50
  5. Step 5: Solve for x
    x = 749,009,151,735,334.50/31,166,254.72
  6. Step 6: Final answer
    x = 24,032,696.85

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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.