Home / 38,880,293.20-58,320,439.80-31,322,021.20

Finding the Fourth Proportional to 38,880,293.20, 58,320,439.80 and 31,322,021.20

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Solution

The fourth proportional to 38,880,293.20, 58,320,439.80 and 31,322,021.20 is: 46,983,031.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,880,293.20 : 58,320,439.80 = 31,322,021.20 : x
  2. Step 2: Convert to fraction form
    38,880,293.20/58,320,439.80 = 31,322,021.20/x
  3. Step 3: Cross multiply
    38,880,293.20x = 58,320,439.80 × 31,322,021.20
  4. Step 4: Simplify right side
    38,880,293.20x = 1,826,714,051,808,923.50
  5. Step 5: Solve for x
    x = 1,826,714,051,808,923.50/38,880,293.20
  6. Step 6: Final answer
    x = 46,983,031.80

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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.