Home / 30,992,315.38-46,424,437.71-18,174,220.90

Finding the Fourth Proportional to 30,992,315.38, 46,424,437.71 and 18,174,220.90

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Solution

The fourth proportional to 30,992,315.38, 46,424,437.71 and 18,174,220.90 is: 27,223,780.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,992,315.38 : 46,424,437.71 = 18,174,220.90 : x
  2. Step 2: Convert to fraction form
    30,992,315.38/46,424,437.71 = 18,174,220.90/x
  3. Step 3: Cross multiply
    30,992,315.38x = 46,424,437.71 × 18,174,220.90
  4. Step 4: Simplify right side
    30,992,315.38x = 843,727,985,915,615.75
  5. Step 5: Solve for x
    x = 843,727,985,915,615.75/30,992,315.38
  6. Step 6: Final answer
    x = 27,223,780.34

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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.