Home / 14,658,158.16-20,228,282.52-8,131,787.76

Finding the Fourth Proportional to 14,658,158.16, 20,228,282.52 and 8,131,787.76

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Solution

The fourth proportional to 14,658,158.16, 20,228,282.52 and 8,131,787.76 is: 11,221,880.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,658,158.16 : 20,228,282.52 = 8,131,787.76 : x
  2. Step 2: Convert to fraction form
    14,658,158.16/20,228,282.52 = 8,131,787.76/x
  3. Step 3: Cross multiply
    14,658,158.16x = 20,228,282.52 × 8,131,787.76
  4. Step 4: Simplify right side
    14,658,158.16x = 164,492,100,201,957.94
  5. Step 5: Solve for x
    x = 164,492,100,201,957.94/14,658,158.16
  6. Step 6: Final answer
    x = 11,221,880.57

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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.