Home / 12,323,627.21-18,487,122.26-5,133,479.60

Finding the Fourth Proportional to 12,323,627.21, 18,487,122.26 and 5,133,479.60

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Solution

The fourth proportional to 12,323,627.21, 18,487,122.26 and 5,133,479.60 is: 7,700,919.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,323,627.21 : 18,487,122.26 = 5,133,479.60 : x
  2. Step 2: Convert to fraction form
    12,323,627.21/18,487,122.26 = 5,133,479.60/x
  3. Step 3: Cross multiply
    12,323,627.21x = 18,487,122.26 × 5,133,479.60
  4. Step 4: Simplify right side
    12,323,627.21x = 94,903,265,004,966.30
  5. Step 5: Solve for x
    x = 94,903,265,004,966.30/12,323,627.21
  6. Step 6: Final answer
    x = 7,700,919.82

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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.