Home / 34,665,139.20-47,837,307.60-19,194,891.60

Finding the Fourth Proportional to 34,665,139.20, 47,837,307.60 and 19,194,891.60

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Solution

The fourth proportional to 34,665,139.20, 47,837,307.60 and 19,194,891.60 is: 26,488,626.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,665,139.20 : 47,837,307.60 = 19,194,891.60 : x
  2. Step 2: Convert to fraction form
    34,665,139.20/47,837,307.60 = 19,194,891.60/x
  3. Step 3: Cross multiply
    34,665,139.20x = 47,837,307.60 × 19,194,891.60
  4. Step 4: Simplify right side
    34,665,139.20x = 918,231,933,817,856.25
  5. Step 5: Solve for x
    x = 918,231,933,817,856.25/34,665,139.20
  6. Step 6: Final answer
    x = 26,488,626.76

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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.