Home / 11,483,648.80-17,225,473.20-8,082,426.40

Finding the Fourth Proportional to 11,483,648.80, 17,225,473.20 and 8,082,426.40

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Solution

The fourth proportional to 11,483,648.80, 17,225,473.20 and 8,082,426.40 is: 12,123,639.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,483,648.80 : 17,225,473.20 = 8,082,426.40 : x
  2. Step 2: Convert to fraction form
    11,483,648.80/17,225,473.20 = 8,082,426.40/x
  3. Step 3: Cross multiply
    11,483,648.80x = 17,225,473.20 × 8,082,426.40
  4. Step 4: Simplify right side
    11,483,648.80x = 139,223,619,344,172.48
  5. Step 5: Solve for x
    x = 139,223,619,344,172.48/11,483,648.80
  6. Step 6: Final answer
    x = 12,123,639.60

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1.5x scale

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.