Home / 8,991,334.23-12,409,002.81-5,508,984.04

Finding the Fourth Proportional to 8,991,334.23, 12,409,002.81 and 5,508,984.04

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Solution

The fourth proportional to 8,991,334.23, 12,409,002.81 and 5,508,984.04 is: 7,602,987.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,991,334.23 : 12,409,002.81 = 5,508,984.04 : x
  2. Step 2: Convert to fraction form
    8,991,334.23/12,409,002.81 = 5,508,984.04/x
  3. Step 3: Cross multiply
    8,991,334.23x = 12,409,002.81 × 5,508,984.04
  4. Step 4: Simplify right side
    8,991,334.23x = 68,360,998,401,582.64
  5. Step 5: Solve for x
    x = 68,360,998,401,582.64/8,991,334.23
  6. Step 6: Final answer
    x = 7,602,987.13

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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.