Home / 13,840,298.10-20,760,337.80-3,605,138.10

Finding the Fourth Proportional to 13,840,298.10, 20,760,337.80 and 3,605,138.10

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Solution

The fourth proportional to 13,840,298.10, 20,760,337.80 and 3,605,138.10 is: 5,407,678.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,840,298.10 : 20,760,337.80 = 3,605,138.10 : x
  2. Step 2: Convert to fraction form
    13,840,298.10/20,760,337.80 = 3,605,138.10/x
  3. Step 3: Cross multiply
    13,840,298.10x = 20,760,337.80 × 3,605,138.10
  4. Step 4: Simplify right side
    13,840,298.10x = 74,843,884,771,650.19
  5. Step 5: Solve for x
    x = 74,843,884,771,650.19/13,840,298.10
  6. Step 6: Final answer
    x = 5,407,678.67

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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.