Home / 8,135,935.74-11,226,774-4,872,666.90

Finding the Fourth Proportional to 8,135,935.74, 11,226,774 and 4,872,666.90

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Solution

The fourth proportional to 8,135,935.74, 11,226,774 and 4,872,666.90 is: 6,723,790.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,135,935.74 : 11,226,774 = 4,872,666.90 : x
  2. Step 2: Convert to fraction form
    8,135,935.74/11,226,774 = 4,872,666.90/x
  3. Step 3: Cross multiply
    8,135,935.74x = 11,226,774 × 4,872,666.90
  4. Step 4: Simplify right side
    8,135,935.74x = 54,704,330,063,580.60
  5. Step 5: Solve for x
    x = 54,704,330,063,580.60/8,135,935.74
  6. Step 6: Final answer
    x = 6,723,790.82

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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.