Home / 34,452,031.68-47,544,652.08-21,216,200.76

Finding the Fourth Proportional to 34,452,031.68, 47,544,652.08 and 21,216,200.76

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Solution

The fourth proportional to 34,452,031.68, 47,544,652.08 and 21,216,200.76 is: 29,278,879.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,452,031.68 : 47,544,652.08 = 21,216,200.76 : x
  2. Step 2: Convert to fraction form
    34,452,031.68/47,544,652.08 = 21,216,200.76/x
  3. Step 3: Cross multiply
    34,452,031.68x = 47,544,652.08 × 21,216,200.76
  4. Step 4: Simplify right side
    34,452,031.68x = 1,008,716,883,593,631.62
  5. Step 5: Solve for x
    x = 1,008,716,883,593,631.62/34,452,031.68
  6. Step 6: Final answer
    x = 29,278,879.49

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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.