Home / 11,248,037.76-16,898,973.20-7,212,432.24

Finding the Fourth Proportional to 11,248,037.76, 16,898,973.20 and 7,212,432.24

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Solution

The fourth proportional to 11,248,037.76, 16,898,973.20 and 7,212,432.24 is: 10,835,907.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,248,037.76 : 16,898,973.20 = 7,212,432.24 : x
  2. Step 2: Convert to fraction form
    11,248,037.76/16,898,973.20 = 7,212,432.24/x
  3. Step 3: Cross multiply
    11,248,037.76x = 16,898,973.20 × 7,212,432.24
  4. Step 4: Simplify right side
    11,248,037.76x = 121,882,699,130,575.97
  5. Step 5: Solve for x
    x = 121,882,699,130,575.97/11,248,037.76
  6. Step 6: Final answer
    x = 10,835,907.71

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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.