Home / 22,009,078.60-33,013,617.90-13,946,921.80

Finding the Fourth Proportional to 22,009,078.60, 33,013,617.90 and 13,946,921.80

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Solution

The fourth proportional to 22,009,078.60, 33,013,617.90 and 13,946,921.80 is: 20,920,382.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,009,078.60 : 33,013,617.90 = 13,946,921.80 : x
  2. Step 2: Convert to fraction form
    22,009,078.60/33,013,617.90 = 13,946,921.80/x
  3. Step 3: Cross multiply
    22,009,078.60x = 33,013,617.90 × 13,946,921.80
  4. Step 4: Simplify right side
    22,009,078.60x = 460,438,347,186,380.25
  5. Step 5: Solve for x
    x = 460,438,347,186,380.25/22,009,078.60
  6. Step 6: Final answer
    x = 20,920,382.70

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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.