Home / 12,463,228.80-18,696,301.20-3,944,426.40

Finding the Fourth Proportional to 12,463,228.80, 18,696,301.20 and 3,944,426.40

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Solution

The fourth proportional to 12,463,228.80, 18,696,301.20 and 3,944,426.40 is: 5,917,101.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,463,228.80 : 18,696,301.20 = 3,944,426.40 : x
  2. Step 2: Convert to fraction form
    12,463,228.80/18,696,301.20 = 3,944,426.40/x
  3. Step 3: Cross multiply
    12,463,228.80x = 18,696,301.20 × 3,944,426.40
  4. Step 4: Simplify right side
    12,463,228.80x = 73,746,184,035,631.67
  5. Step 5: Solve for x
    x = 73,746,184,035,631.67/12,463,228.80
  6. Step 6: Final answer
    x = 5,917,101.04

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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.