Home / 20,263,113.21-27,963,056.07-10,970,680.74

Finding the Fourth Proportional to 20,263,113.21, 27,963,056.07 and 10,970,680.74

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Solution

The fourth proportional to 20,263,113.21, 27,963,056.07 and 10,970,680.74 is: 15,139,517.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,263,113.21 : 27,963,056.07 = 10,970,680.74 : x
  2. Step 2: Convert to fraction form
    20,263,113.21/27,963,056.07 = 10,970,680.74/x
  3. Step 3: Cross multiply
    20,263,113.21x = 27,963,056.07 × 10,970,680.74
  4. Step 4: Simplify right side
    20,263,113.21x = 306,773,760,658,689.12
  5. Step 5: Solve for x
    x = 306,773,760,658,689.12/20,263,113.21
  6. Step 6: Final answer
    x = 15,139,517.68

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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.