Home / 14,501,085.30-20,011,039.65-7,974,694.58

Finding the Fourth Proportional to 14,501,085.30, 20,011,039.65 and 7,974,694.58

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Solution

The fourth proportional to 14,501,085.30, 20,011,039.65 and 7,974,694.58 is: 11,004,826.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,501,085.30 : 20,011,039.65 = 7,974,694.58 : x
  2. Step 2: Convert to fraction form
    14,501,085.30/20,011,039.65 = 7,974,694.58/x
  3. Step 3: Cross multiply
    14,501,085.30x = 20,011,039.65 × 7,974,694.58
  4. Step 4: Simplify right side
    14,501,085.30x = 159,581,929,336,964.88
  5. Step 5: Solve for x
    x = 159,581,929,336,964.88/14,501,085.30
  6. Step 6: Final answer
    x = 11,004,826.61

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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.