Home / 11,700,928.10-17,551,392.15-7,874,552.90

Finding the Fourth Proportional to 11,700,928.10, 17,551,392.15 and 7,874,552.90

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Solution

The fourth proportional to 11,700,928.10, 17,551,392.15 and 7,874,552.90 is: 11,811,829.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,700,928.10 : 17,551,392.15 = 7,874,552.90 : x
  2. Step 2: Convert to fraction form
    11,700,928.10/17,551,392.15 = 7,874,552.90/x
  3. Step 3: Cross multiply
    11,700,928.10x = 17,551,392.15 × 7,874,552.90
  4. Step 4: Simplify right side
    11,700,928.10x = 138,209,365,953,819.73
  5. Step 5: Solve for x
    x = 138,209,365,953,819.73/11,700,928.10
  6. Step 6: Final answer
    x = 11,811,829.35

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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.