Home / 18,645,233.86-25,731,714.32-11,303,376.45

Finding the Fourth Proportional to 18,645,233.86, 25,731,714.32 and 11,303,376.45

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Solution

The fourth proportional to 18,645,233.86, 25,731,714.32 and 11,303,376.45 is: 15,599,442.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,645,233.86 : 25,731,714.32 = 11,303,376.45 : x
  2. Step 2: Convert to fraction form
    18,645,233.86/25,731,714.32 = 11,303,376.45/x
  3. Step 3: Cross multiply
    18,645,233.86x = 25,731,714.32 × 11,303,376.45
  4. Step 4: Simplify right side
    18,645,233.86x = 290,855,253,662,815.75
  5. Step 5: Solve for x
    x = 290,855,253,662,815.75/18,645,233.86
  6. Step 6: Final answer
    x = 15,599,442.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.