Home / 31,043,463.60-46,565,195.40-28,705,123.20

Finding the Fourth Proportional to 31,043,463.60, 46,565,195.40 and 28,705,123.20

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Solution

The fourth proportional to 31,043,463.60, 46,565,195.40 and 28,705,123.20 is: 43,057,684.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,043,463.60 : 46,565,195.40 = 28,705,123.20 : x
  2. Step 2: Convert to fraction form
    31,043,463.60/46,565,195.40 = 28,705,123.20/x
  3. Step 3: Cross multiply
    31,043,463.60x = 46,565,195.40 × 28,705,123.20
  4. Step 4: Simplify right side
    31,043,463.60x = 1,336,659,670,789,073.25
  5. Step 5: Solve for x
    x = 1,336,659,670,789,073.25/31,043,463.60
  6. Step 6: Final answer
    x = 43,057,684.80

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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.