Home / 15,751,467.20-23,579,961.60-9,358,428.80

Finding the Fourth Proportional to 15,751,467.20, 23,579,961.60 and 9,358,428.80

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Solution

The fourth proportional to 15,751,467.20, 23,579,961.60 and 9,358,428.80 is: 14,009,576.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,751,467.20 : 23,579,961.60 = 9,358,428.80 : x
  2. Step 2: Convert to fraction form
    15,751,467.20/23,579,961.60 = 9,358,428.80/x
  3. Step 3: Cross multiply
    15,751,467.20x = 23,579,961.60 × 9,358,428.80
  4. Step 4: Simplify right side
    15,751,467.20x = 220,671,391,740,334.12
  5. Step 5: Solve for x
    x = 220,671,391,740,334.12/15,751,467.20
  6. Step 6: Final answer
    x = 14,009,576.95

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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.