Home / 7,113,900.63-10,671,868.85-2,190,348.92

Finding the Fourth Proportional to 7,113,900.63, 10,671,868.85 and 2,190,348.92

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Solution

The fourth proportional to 7,113,900.63, 10,671,868.85 and 2,190,348.92 is: 3,285,836.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,113,900.63 : 10,671,868.85 = 2,190,348.92 : x
  2. Step 2: Convert to fraction form
    7,113,900.63/10,671,868.85 = 2,190,348.92/x
  3. Step 3: Cross multiply
    7,113,900.63x = 10,671,868.85 × 2,190,348.92
  4. Step 4: Simplify right side
    7,113,900.63x = 23,375,116,442,134.68
  5. Step 5: Solve for x
    x = 23,375,116,442,134.68/7,113,900.63
  6. Step 6: Final answer
    x = 3,285,836.79

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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.