Home / 11,320,699.96-16,949,161.65-10,172,787.40

Finding the Fourth Proportional to 11,320,699.96, 16,949,161.65 and 10,172,787.40

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Solution

The fourth proportional to 11,320,699.96, 16,949,161.65 and 10,172,787.40 is: 15,230,526.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,320,699.96 : 16,949,161.65 = 10,172,787.40 : x
  2. Step 2: Convert to fraction form
    11,320,699.96/16,949,161.65 = 10,172,787.40/x
  3. Step 3: Cross multiply
    11,320,699.96x = 16,949,161.65 × 10,172,787.40
  4. Step 4: Simplify right side
    11,320,699.96x = 172,420,218,073,683.19
  5. Step 5: Solve for x
    x = 172,420,218,073,683.19/11,320,699.96
  6. Step 6: Final answer
    x = 15,230,526.26

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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.