Home / 8,783,977.34-12,121,886.03-4,916,497.47

Finding the Fourth Proportional to 8,783,977.34, 12,121,886.03 and 4,916,497.47

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Solution

The fourth proportional to 8,783,977.34, 12,121,886.03 and 4,916,497.47 is: 6,784,765.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,783,977.34 : 12,121,886.03 = 4,916,497.47 : x
  2. Step 2: Convert to fraction form
    8,783,977.34/12,121,886.03 = 4,916,497.47/x
  3. Step 3: Cross multiply
    8,783,977.34x = 12,121,886.03 × 4,916,497.47
  4. Step 4: Simplify right side
    8,783,977.34x = 59,597,221,973,540.85
  5. Step 5: Solve for x
    x = 59,597,221,973,540.85/8,783,977.34
  6. Step 6: Final answer
    x = 6,784,765.00

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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.