Home / 13,363,146.60-20,086,710.30-13,111,204.20

Finding the Fourth Proportional to 13,363,146.60, 20,086,710.30 and 13,111,204.20

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Solution

The fourth proportional to 13,363,146.60, 20,086,710.30 and 13,111,204.20 is: 19,708,005.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,363,146.60 : 20,086,710.30 = 13,111,204.20 : x
  2. Step 2: Convert to fraction form
    13,363,146.60/20,086,710.30 = 13,111,204.20/x
  3. Step 3: Cross multiply
    13,363,146.60x = 20,086,710.30 × 13,111,204.20
  4. Step 4: Simplify right side
    13,363,146.60x = 263,360,960,449,543.25
  5. Step 5: Solve for x
    x = 263,360,960,449,543.25/13,363,146.60
  6. Step 6: Final answer
    x = 19,708,005.03

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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.