Home / 12,401,189.07-17,114,011.68-6,819,145.62

Finding the Fourth Proportional to 12,401,189.07, 17,114,011.68 and 6,819,145.62

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Solution

The fourth proportional to 12,401,189.07, 17,114,011.68 and 6,819,145.62 is: 9,410,624.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,401,189.07 : 17,114,011.68 = 6,819,145.62 : x
  2. Step 2: Convert to fraction form
    12,401,189.07/17,114,011.68 = 6,819,145.62/x
  3. Step 3: Cross multiply
    12,401,189.07x = 17,114,011.68 × 6,819,145.62
  4. Step 4: Simplify right side
    12,401,189.07x = 116,702,937,788,300.84
  5. Step 5: Solve for x
    x = 116,702,937,788,300.84/12,401,189.07
  6. Step 6: Final answer
    x = 9,410,624.83

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Double scale
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1.5x scale

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.