Home / 15,421,008.60-23,131,512.90-11,837,827.80

Finding the Fourth Proportional to 15,421,008.60, 23,131,512.90 and 11,837,827.80

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Solution

The fourth proportional to 15,421,008.60, 23,131,512.90 and 11,837,827.80 is: 17,756,741.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,421,008.60 : 23,131,512.90 = 11,837,827.80 : x
  2. Step 2: Convert to fraction form
    15,421,008.60/23,131,512.90 = 11,837,827.80/x
  3. Step 3: Cross multiply
    15,421,008.60x = 23,131,512.90 × 11,837,827.80
  4. Step 4: Simplify right side
    15,421,008.60x = 273,826,866,463,678.62
  5. Step 5: Solve for x
    x = 273,826,866,463,678.62/15,421,008.60
  6. Step 6: Final answer
    x = 17,756,741.70

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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.