Home / 13,403,005.32-20,101,186.47-3,818,466.88

Finding the Fourth Proportional to 13,403,005.32, 20,101,186.47 and 3,818,466.88

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Solution

The fourth proportional to 13,403,005.32, 20,101,186.47 and 3,818,466.88 is: 5,726,754.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,403,005.32 : 20,101,186.47 = 3,818,466.88 : x
  2. Step 2: Convert to fraction form
    13,403,005.32/20,101,186.47 = 3,818,466.88/x
  3. Step 3: Cross multiply
    13,403,005.32x = 20,101,186.47 × 3,818,466.88
  4. Step 4: Simplify right side
    13,403,005.32x = 76,755,714,850,793.22
  5. Step 5: Solve for x
    x = 76,755,714,850,793.22/13,403,005.32
  6. Step 6: Final answer
    x = 5,726,754.04

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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.