Home / 8,671,879.71-13,003,491.21-2,835,305.12

Finding the Fourth Proportional to 8,671,879.71, 13,003,491.21 and 2,835,305.12

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Solution

The fourth proportional to 8,671,879.71, 13,003,491.21 and 2,835,305.12 is: 4,251,542.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,671,879.71 : 13,003,491.21 = 2,835,305.12 : x
  2. Step 2: Convert to fraction form
    8,671,879.71/13,003,491.21 = 2,835,305.12/x
  3. Step 3: Cross multiply
    8,671,879.71x = 13,003,491.21 × 2,835,305.12
  4. Step 4: Simplify right side
    8,671,879.71x = 36,868,865,140,570.55
  5. Step 5: Solve for x
    x = 36,868,865,140,570.55/8,671,879.71
  6. Step 6: Final answer
    x = 4,251,542.50

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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.