Home / 18,028,743.83-24,879,753.11-9,768,803.93

Finding the Fourth Proportional to 18,028,743.83, 24,879,753.11 and 9,768,803.93

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Solution

The fourth proportional to 18,028,743.83, 24,879,753.11 and 9,768,803.93 is: 13,480,996.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,028,743.83 : 24,879,753.11 = 9,768,803.93 : x
  2. Step 2: Convert to fraction form
    18,028,743.83/24,879,753.11 = 9,768,803.93/x
  3. Step 3: Cross multiply
    18,028,743.83x = 24,879,753.11 × 9,768,803.93
  4. Step 4: Simplify right side
    18,028,743.83x = 243,045,429,951,720.06
  5. Step 5: Solve for x
    x = 243,045,429,951,720.06/18,028,743.83
  6. Step 6: Final answer
    x = 13,480,996.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.