Home / 12,291,005.10-18,447,661.35-6,229,953.30

Finding the Fourth Proportional to 12,291,005.10, 18,447,661.35 and 6,229,953.30

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Solution

The fourth proportional to 12,291,005.10, 18,447,661.35 and 6,229,953.30 is: 9,350,583.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,291,005.10 : 18,447,661.35 = 6,229,953.30 : x
  2. Step 2: Convert to fraction form
    12,291,005.10/18,447,661.35 = 6,229,953.30/x
  3. Step 3: Cross multiply
    12,291,005.10x = 18,447,661.35 × 6,229,953.30
  4. Step 4: Simplify right side
    12,291,005.10x = 114,928,068,704,714.95
  5. Step 5: Solve for x
    x = 114,928,068,704,714.95/12,291,005.10
  6. Step 6: Final answer
    x = 9,350,583.44

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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.