Home / 14,173,635.20-21,204,465.60-12,301,174.40

Finding the Fourth Proportional to 14,173,635.20, 21,204,465.60 and 12,301,174.40

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Solution

The fourth proportional to 14,173,635.20, 21,204,465.60 and 12,301,174.40 is: 18,403,170.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,173,635.20 : 21,204,465.60 = 12,301,174.40 : x
  2. Step 2: Convert to fraction form
    14,173,635.20/21,204,465.60 = 12,301,174.40/x
  3. Step 3: Cross multiply
    14,173,635.20x = 21,204,465.60 × 12,301,174.40
  4. Step 4: Simplify right side
    14,173,635.20x = 260,839,829,404,400.66
  5. Step 5: Solve for x
    x = 260,839,829,404,400.66/14,173,635.20
  6. Step 6: Final answer
    x = 18,403,170.80

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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.