Home / 18,028,740.96-24,879,749.15-9,768,801.06

Finding the Fourth Proportional to 18,028,740.96, 24,879,749.15 and 9,768,801.06

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Solution

The fourth proportional to 18,028,740.96, 24,879,749.15 and 9,768,801.06 is: 13,480,992.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,028,740.96 : 24,879,749.15 = 9,768,801.06 : x
  2. Step 2: Convert to fraction form
    18,028,740.96/24,879,749.15 = 9,768,801.06/x
  3. Step 3: Cross multiply
    18,028,740.96x = 24,879,749.15 × 9,768,801.06
  4. Step 4: Simplify right side
    18,028,740.96x = 243,045,319,695,811.34
  5. Step 5: Solve for x
    x = 243,045,319,695,811.34/18,028,740.96
  6. Step 6: Final answer
    x = 13,480,992.39

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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.