Home / 10,043,500.75-13,860,129.45-5,459,920.54

Finding the Fourth Proportional to 10,043,500.75, 13,860,129.45 and 5,459,920.54

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Solution

The fourth proportional to 10,043,500.75, 13,860,129.45 and 5,459,920.54 is: 7,534,743.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,043,500.75 : 13,860,129.45 = 5,459,920.54 : x
  2. Step 2: Convert to fraction form
    10,043,500.75/13,860,129.45 = 5,459,920.54/x
  3. Step 3: Cross multiply
    10,043,500.75x = 13,860,129.45 × 5,459,920.54
  4. Step 4: Simplify right side
    10,043,500.75x = 75,675,205,471,113.91
  5. Step 5: Solve for x
    x = 75,675,205,471,113.91/10,043,500.75
  6. Step 6: Final answer
    x = 7,534,743.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.