Home / 13,785,393.48-20,680,334.50-4,070,989.02

Finding the Fourth Proportional to 13,785,393.48, 20,680,334.50 and 4,070,989.02

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Solution

The fourth proportional to 13,785,393.48, 20,680,334.50 and 4,070,989.02 is: 6,107,146.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,785,393.48 : 20,680,334.50 = 4,070,989.02 : x
  2. Step 2: Convert to fraction form
    13,785,393.48/20,680,334.50 = 4,070,989.02/x
  3. Step 3: Cross multiply
    13,785,393.48x = 20,680,334.50 × 4,070,989.02
  4. Step 4: Simplify right side
    13,785,393.48x = 84,189,414,679,427.19
  5. Step 5: Solve for x
    x = 84,189,414,679,427.19/13,785,393.48
  6. Step 6: Final answer
    x = 6,107,146.29

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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.