Home / 12,449,614.08-18,674,419.20-9,613,862.40

Finding the Fourth Proportional to 12,449,614.08, 18,674,419.20 and 9,613,862.40

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Solution

The fourth proportional to 12,449,614.08, 18,674,419.20 and 9,613,862.40 is: 14,420,792.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,449,614.08 : 18,674,419.20 = 9,613,862.40 : x
  2. Step 2: Convert to fraction form
    12,449,614.08/18,674,419.20 = 9,613,862.40/x
  3. Step 3: Cross multiply
    12,449,614.08x = 18,674,419.20 × 9,613,862.40
  4. Step 4: Simplify right side
    12,449,614.08x = 179,533,296,588,718.09
  5. Step 5: Solve for x
    x = 179,533,296,588,718.09/12,449,614.08
  6. Step 6: Final answer
    x = 14,420,792.12

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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.