Home / 12,182,920.39-18,261,457.71-5,700,534.13

Finding the Fourth Proportional to 12,182,920.39, 18,261,457.71 and 5,700,534.13

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Solution

The fourth proportional to 12,182,920.39, 18,261,457.71 and 5,700,534.13 is: 8,544,754.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,182,920.39 : 18,261,457.71 = 5,700,534.13 : x
  2. Step 2: Convert to fraction form
    12,182,920.39/18,261,457.71 = 5,700,534.13/x
  3. Step 3: Cross multiply
    12,182,920.39x = 18,261,457.71 × 5,700,534.13
  4. Step 4: Simplify right side
    12,182,920.39x = 104,100,062,939,406.64
  5. Step 5: Solve for x
    x = 104,100,062,939,406.64/12,182,920.39
  6. Step 6: Final answer
    x = 8,544,754.43

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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.