Home / 7,113,255.40-10,665,557.34-2,790,124.96

Finding the Fourth Proportional to 7,113,255.40, 10,665,557.34 and 2,790,124.96

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Solution

The fourth proportional to 7,113,255.40, 10,665,557.34 and 2,790,124.96 is: 4,183,490.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,113,255.40 : 10,665,557.34 = 2,790,124.96 : x
  2. Step 2: Convert to fraction form
    7,113,255.40/10,665,557.34 = 2,790,124.96/x
  3. Step 3: Cross multiply
    7,113,255.40x = 10,665,557.34 × 2,790,124.96
  4. Step 4: Simplify right side
    7,113,255.40x = 29,758,237,746,645.21
  5. Step 5: Solve for x
    x = 29,758,237,746,645.21/7,113,255.40
  6. Step 6: Final answer
    x = 4,183,490.69

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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.