Home / 21,983,037.81-30,336,495.00-12,563,671.65

Finding the Fourth Proportional to 21,983,037.81, 30,336,495.00 and 12,563,671.65

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Solution

The fourth proportional to 21,983,037.81, 30,336,495.00 and 12,563,671.65 is: 17,337,811.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,983,037.81 : 30,336,495.00 = 12,563,671.65 : x
  2. Step 2: Convert to fraction form
    21,983,037.81/30,336,495.00 = 12,563,671.65/x
  3. Step 3: Cross multiply
    21,983,037.81x = 30,336,495.00 × 12,563,671.65
  4. Step 4: Simplify right side
    21,983,037.81x = 381,137,762,201,633.94
  5. Step 5: Solve for x
    x = 381,137,762,201,633.94/21,983,037.81
  6. Step 6: Final answer
    x = 17,337,811.34

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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.