Home / 12,463,476.80-18,693,465.60-3,944,674.40

Finding the Fourth Proportional to 12,463,476.80, 18,693,465.60 and 3,944,674.40

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Solution

The fourth proportional to 12,463,476.80, 18,693,465.60 and 3,944,674.40 is: 5,916,457.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,463,476.80 : 18,693,465.60 = 3,944,674.40 : x
  2. Step 2: Convert to fraction form
    12,463,476.80/18,693,465.60 = 3,944,674.40/x
  3. Step 3: Cross multiply
    12,463,476.80x = 18,693,465.60 × 3,944,674.40
  4. Step 4: Simplify right side
    12,463,476.80x = 73,739,635,199,600.64
  5. Step 5: Solve for x
    x = 73,739,635,199,600.64/12,463,476.80
  6. Step 6: Final answer
    x = 5,916,457.85

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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.