Home / 11,428,941.58-17,143,508.52-2,909,279.50

Finding the Fourth Proportional to 11,428,941.58, 17,143,508.52 and 2,909,279.50

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Solution

The fourth proportional to 11,428,941.58, 17,143,508.52 and 2,909,279.50 is: 4,363,943.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,428,941.58 : 17,143,508.52 = 2,909,279.50 : x
  2. Step 2: Convert to fraction form
    11,428,941.58/17,143,508.52 = 2,909,279.50/x
  3. Step 3: Cross multiply
    11,428,941.58x = 17,143,508.52 × 2,909,279.50
  4. Step 4: Simplify right side
    11,428,941.58x = 49,875,257,895,311.34
  5. Step 5: Solve for x
    x = 49,875,257,895,311.34/11,428,941.58
  6. Step 6: Final answer
    x = 4,363,943.73

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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.