Home / 31,586,008.59-47,379,012.93-11,391,250.59

Finding the Fourth Proportional to 31,586,008.59, 47,379,012.93 and 11,391,250.59

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Solution

The fourth proportional to 31,586,008.59, 47,379,012.93 and 11,391,250.59 is: 17,086,875.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,586,008.59 : 47,379,012.93 = 11,391,250.59 : x
  2. Step 2: Convert to fraction form
    31,586,008.59/47,379,012.93 = 11,391,250.59/x
  3. Step 3: Cross multiply
    31,586,008.59x = 47,379,012.93 × 11,391,250.59
  4. Step 4: Simplify right side
    31,586,008.59x = 539,706,208,992,480.12
  5. Step 5: Solve for x
    x = 539,706,208,992,480.12/31,586,008.59
  6. Step 6: Final answer
    x = 17,086,875.90

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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.