Home / 31,043,324.40-46,564,986.60-30,405,595.20

Finding the Fourth Proportional to 31,043,324.40, 46,564,986.60 and 30,405,595.20

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Solution

The fourth proportional to 31,043,324.40, 46,564,986.60 and 30,405,595.20 is: 45,608,392.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,043,324.40 : 46,564,986.60 = 30,405,595.20 : x
  2. Step 2: Convert to fraction form
    31,043,324.40/46,564,986.60 = 30,405,595.20/x
  3. Step 3: Cross multiply
    31,043,324.40x = 46,564,986.60 × 30,405,595.20
  4. Step 4: Simplify right side
    31,043,324.40x = 1,415,836,133,053,024.25
  5. Step 5: Solve for x
    x = 1,415,836,133,053,024.25/31,043,324.40
  6. Step 6: Final answer
    x = 45,608,392.80

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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.