Home / 12,291,336.60-18,437,004.90-5,914,044.60

Finding the Fourth Proportional to 12,291,336.60, 18,437,004.90 and 5,914,044.60

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Solution

The fourth proportional to 12,291,336.60, 18,437,004.90 and 5,914,044.60 is: 8,871,066.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,291,336.60 : 18,437,004.90 = 5,914,044.60 : x
  2. Step 2: Convert to fraction form
    12,291,336.60/18,437,004.90 = 5,914,044.60/x
  3. Step 3: Cross multiply
    12,291,336.60x = 18,437,004.90 × 5,914,044.60
  4. Step 4: Simplify right side
    12,291,336.60x = 109,037,269,269,018.53
  5. Step 5: Solve for x
    x = 109,037,269,269,018.53/12,291,336.60
  6. Step 6: Final answer
    x = 8,871,066.90

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Similar ratio
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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.