Home / 18,444,008.70-27,666,013.05-17,912,567.70

Finding the Fourth Proportional to 18,444,008.70, 27,666,013.05 and 17,912,567.70

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Solution

The fourth proportional to 18,444,008.70, 27,666,013.05 and 17,912,567.70 is: 26,868,851.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,444,008.70 : 27,666,013.05 = 17,912,567.70 : x
  2. Step 2: Convert to fraction form
    18,444,008.70/27,666,013.05 = 17,912,567.70/x
  3. Step 3: Cross multiply
    18,444,008.70x = 27,666,013.05 × 17,912,567.70
  4. Step 4: Simplify right side
    18,444,008.70x = 495,569,331,747,208.50
  5. Step 5: Solve for x
    x = 495,569,331,747,208.50/18,444,008.70
  6. Step 6: Final answer
    x = 26,868,851.55

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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.