Home / 52,150,228.80-78,253,336.80-21,861,153.60

Finding the Fourth Proportional to 52,150,228.80, 78,253,336.80 and 21,861,153.60

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Solution

The fourth proportional to 52,150,228.80, 78,253,336.80 and 21,861,153.60 is: 32,803,465.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,150,228.80 : 78,253,336.80 = 21,861,153.60 : x
  2. Step 2: Convert to fraction form
    52,150,228.80/78,253,336.80 = 21,861,153.60/x
  3. Step 3: Cross multiply
    52,150,228.80x = 78,253,336.80 × 21,861,153.60
  4. Step 4: Simplify right side
    52,150,228.80x = 1,710,708,215,497,332.50
  5. Step 5: Solve for x
    x = 1,710,708,215,497,332.50/52,150,228.80
  6. Step 6: Final answer
    x = 32,803,465.20

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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.