Home / 21,713,015.32-32,519,916.90-10,361,435.80

Finding the Fourth Proportional to 21,713,015.32, 32,519,916.90 and 10,361,435.80

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Solution

The fourth proportional to 21,713,015.32, 32,519,916.90 and 10,361,435.80 is: 15,518,481.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,713,015.32 : 32,519,916.90 = 10,361,435.80 : x
  2. Step 2: Convert to fraction form
    21,713,015.32/32,519,916.90 = 10,361,435.80/x
  3. Step 3: Cross multiply
    21,713,015.32x = 32,519,916.90 × 10,361,435.80
  4. Step 4: Simplify right side
    21,713,015.32x = 336,953,031,180,685
  5. Step 5: Solve for x
    x = 336,953,031,180,685/21,713,015.32
  6. Step 6: Final answer
    x = 15,518,481.71

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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.