Home / 15,001,699.05-20,702,444.06-8,126,181.05

Finding the Fourth Proportional to 15,001,699.05, 20,702,444.06 and 8,126,181.05

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Solution

The fourth proportional to 15,001,699.05, 20,702,444.06 and 8,126,181.05 is: 11,214,183.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,001,699.05 : 20,702,444.06 = 8,126,181.05 : x
  2. Step 2: Convert to fraction form
    15,001,699.05/20,702,444.06 = 8,126,181.05/x
  3. Step 3: Cross multiply
    15,001,699.05x = 20,702,444.06 × 8,126,181.05
  4. Step 4: Simplify right side
    15,001,699.05x = 168,231,808,525,860.28
  5. Step 5: Solve for x
    x = 168,231,808,525,860.28/15,001,699.05
  6. Step 6: Final answer
    x = 11,214,183.67

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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.