Home / 12,301,610.40-18,452,415.60-5,910,321.60

Finding the Fourth Proportional to 12,301,610.40, 18,452,415.60 and 5,910,321.60

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Solution

The fourth proportional to 12,301,610.40, 18,452,415.60 and 5,910,321.60 is: 8,865,482.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,301,610.40 : 18,452,415.60 = 5,910,321.60 : x
  2. Step 2: Convert to fraction form
    12,301,610.40/18,452,415.60 = 5,910,321.60/x
  3. Step 3: Cross multiply
    12,301,610.40x = 18,452,415.60 × 5,910,321.60
  4. Step 4: Simplify right side
    12,301,610.40x = 109,059,710,492,856.97
  5. Step 5: Solve for x
    x = 109,059,710,492,856.97/12,301,610.40
  6. Step 6: Final answer
    x = 8,865,482.40

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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.