Home / 12,404,911.04-17,118,979.23-6,823,378.13

Finding the Fourth Proportional to 12,404,911.04, 17,118,979.23 and 6,823,378.13

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Solution

The fourth proportional to 12,404,911.04, 17,118,979.23 and 6,823,378.13 is: 9,416,372.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,404,911.04 : 17,118,979.23 = 6,823,378.13 : x
  2. Step 2: Convert to fraction form
    12,404,911.04/17,118,979.23 = 6,823,378.13/x
  3. Step 3: Cross multiply
    12,404,911.04x = 17,118,979.23 × 6,823,378.13
  4. Step 4: Simplify right side
    12,404,911.04x = 116,809,268,400,311.34
  5. Step 5: Solve for x
    x = 116,809,268,400,311.34/12,404,911.04
  6. Step 6: Final answer
    x = 9,416,372.92

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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.