Home / 12,415,595.64-18,623,176.50-5,587,336.94

Finding the Fourth Proportional to 12,415,595.64, 18,623,176.50 and 5,587,336.94

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Solution

The fourth proportional to 12,415,595.64, 18,623,176.50 and 5,587,336.94 is: 8,380,907.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,415,595.64 : 18,623,176.50 = 5,587,336.94 : x
  2. Step 2: Convert to fraction form
    12,415,595.64/18,623,176.50 = 5,587,336.94/x
  3. Step 3: Cross multiply
    12,415,595.64x = 18,623,176.50 × 5,587,336.94
  4. Step 4: Simplify right side
    12,415,595.64x = 104,053,961,998,589.92
  5. Step 5: Solve for x
    x = 104,053,961,998,589.92/12,415,595.64
  6. Step 6: Final answer
    x = 8,380,907.77

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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.