Home / 31,108,538.70-42,926,527.89-17,169,637.14

Finding the Fourth Proportional to 31,108,538.70, 42,926,527.89 and 17,169,637.14

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Solution

The fourth proportional to 31,108,538.70, 42,926,527.89 and 17,169,637.14 is: 23,692,302.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,108,538.70 : 42,926,527.89 = 17,169,637.14 : x
  2. Step 2: Convert to fraction form
    31,108,538.70/42,926,527.89 = 17,169,637.14/x
  3. Step 3: Cross multiply
    31,108,538.70x = 42,926,527.89 × 17,169,637.14
  4. Step 4: Simplify right side
    31,108,538.70x = 737,032,907,551,389.88
  5. Step 5: Solve for x
    x = 737,032,907,551,389.88/31,108,538.70
  6. Step 6: Final answer
    x = 23,692,302.45

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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.