Home / 31,372,885.12-43,295,631.58-17,434,827.66

Finding the Fourth Proportional to 31,372,885.12, 43,295,631.58 and 17,434,827.66

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Solution

The fourth proportional to 31,372,885.12, 43,295,631.58 and 17,434,827.66 is: 24,060,645.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,372,885.12 : 43,295,631.58 = 17,434,827.66 : x
  2. Step 2: Convert to fraction form
    31,372,885.12/43,295,631.58 = 17,434,827.66/x
  3. Step 3: Cross multiply
    31,372,885.12x = 43,295,631.58 × 17,434,827.66
  4. Step 4: Simplify right side
    31,372,885.12x = 754,851,875,028,153.50
  5. Step 5: Solve for x
    x = 754,851,875,028,153.50/31,372,885.12
  6. Step 6: Final answer
    x = 24,060,645.75

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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.