Home / 52,150,275.80-78,253,407.30-21,861,200.60

Finding the Fourth Proportional to 52,150,275.80, 78,253,407.30 and 21,861,200.60

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Solution

The fourth proportional to 52,150,275.80, 78,253,407.30 and 21,861,200.60 is: 32,803,535.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,150,275.80 : 78,253,407.30 = 21,861,200.60 : x
  2. Step 2: Convert to fraction form
    52,150,275.80/78,253,407.30 = 21,861,200.60/x
  3. Step 3: Cross multiply
    52,150,275.80x = 78,253,407.30 × 21,861,200.60
  4. Step 4: Simplify right side
    52,150,275.80x = 1,710,713,434,618,804.50
  5. Step 5: Solve for x
    x = 1,710,713,434,618,804.50/52,150,275.80
  6. Step 6: Final answer
    x = 32,803,535.71

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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.