Home / 47,442,203.69-71,172,213.90-21,536,323.28

Finding the Fourth Proportional to 47,442,203.69, 71,172,213.90 and 21,536,323.28

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Solution

The fourth proportional to 47,442,203.69, 71,172,213.90 and 21,536,323.28 is: 32,308,528.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,442,203.69 : 71,172,213.90 = 21,536,323.28 : x
  2. Step 2: Convert to fraction form
    47,442,203.69/71,172,213.90 = 21,536,323.28/x
  3. Step 3: Cross multiply
    47,442,203.69x = 71,172,213.90 × 21,536,323.28
  4. Step 4: Simplify right side
    47,442,203.69x = 1,532,787,807,281,640.25
  5. Step 5: Solve for x
    x = 1,532,787,807,281,640.25/47,442,203.69
  6. Step 6: Final answer
    x = 32,308,528.87

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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.