Home / 15,751,459.20-23,579,949.60-9,358,420.80

Finding the Fourth Proportional to 15,751,459.20, 23,579,949.60 and 9,358,420.80

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Solution

The fourth proportional to 15,751,459.20, 23,579,949.60 and 9,358,420.80 is: 14,009,564.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,751,459.20 : 23,579,949.60 = 9,358,420.80 : x
  2. Step 2: Convert to fraction form
    15,751,459.20/23,579,949.60 = 9,358,420.80/x
  3. Step 3: Cross multiply
    15,751,459.20x = 23,579,949.60 × 9,358,420.80
  4. Step 4: Simplify right side
    15,751,459.20x = 220,671,090,799,591.72
  5. Step 5: Solve for x
    x = 220,671,090,799,591.72/15,751,459.20
  6. Step 6: Final answer
    x = 14,009,564.96

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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.