Home / 15,623,371.90-23,426,514.68-12,405,579.68

Finding the Fourth Proportional to 15,623,371.90, 23,426,514.68 and 12,405,579.68

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Solution

The fourth proportional to 15,623,371.90, 23,426,514.68 and 12,405,579.68 is: 18,601,585.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,623,371.90 : 23,426,514.68 = 12,405,579.68 : x
  2. Step 2: Convert to fraction form
    15,623,371.90/23,426,514.68 = 12,405,579.68/x
  3. Step 3: Cross multiply
    15,623,371.90x = 23,426,514.68 × 12,405,579.68
  4. Step 4: Simplify right side
    15,623,371.90x = 290,619,494,487,429.69
  5. Step 5: Solve for x
    x = 290,619,494,487,429.69/15,623,371.90
  6. Step 6: Final answer
    x = 18,601,585.90

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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.