Home / 13,475,282.85-20,212,924.28-5,384,257.65

Finding the Fourth Proportional to 13,475,282.85, 20,212,924.28 and 5,384,257.65

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Solution

The fourth proportional to 13,475,282.85, 20,212,924.28 and 5,384,257.65 is: 8,076,386.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,475,282.85 : 20,212,924.28 = 5,384,257.65 : x
  2. Step 2: Convert to fraction form
    13,475,282.85/20,212,924.28 = 5,384,257.65/x
  3. Step 3: Cross multiply
    13,475,282.85x = 20,212,924.28 × 5,384,257.65
  4. Step 4: Simplify right side
    13,475,282.85x = 108,831,592,156,539.45
  5. Step 5: Solve for x
    x = 108,831,592,156,539.45/13,475,282.85
  6. Step 6: Final answer
    x = 8,076,386.48

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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.