Home / 15,336,578.60-22,976,874.30-12,481,231.40

Finding the Fourth Proportional to 15,336,578.60, 22,976,874.30 and 12,481,231.40

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Solution

The fourth proportional to 15,336,578.60, 22,976,874.30 and 12,481,231.40 is: 18,699,065.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,336,578.60 : 22,976,874.30 = 12,481,231.40 : x
  2. Step 2: Convert to fraction form
    15,336,578.60/22,976,874.30 = 12,481,231.40/x
  3. Step 3: Cross multiply
    15,336,578.60x = 22,976,874.30 × 12,481,231.40
  4. Step 4: Simplify right side
    15,336,578.60x = 286,779,684,987,013.06
  5. Step 5: Solve for x
    x = 286,779,684,987,013.06/15,336,578.60
  6. Step 6: Final answer
    x = 18,699,065.32

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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.