Home / 15,159,636.81-20,922,432.44-9,651,252.06

Finding the Fourth Proportional to 15,159,636.81, 20,922,432.44 and 9,651,252.06

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Solution

The fourth proportional to 15,159,636.81, 20,922,432.44 and 9,651,252.06 is: 13,320,086.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,159,636.81 : 20,922,432.44 = 9,651,252.06 : x
  2. Step 2: Convert to fraction form
    15,159,636.81/20,922,432.44 = 9,651,252.06/x
  3. Step 3: Cross multiply
    15,159,636.81x = 20,922,432.44 × 9,651,252.06
  4. Step 4: Simplify right side
    15,159,636.81x = 201,927,669,138,504.56
  5. Step 5: Solve for x
    x = 201,927,669,138,504.56/15,159,636.81
  6. Step 6: Final answer
    x = 13,320,086.20

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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.