Home / 30,903,523.09-46,320,022.18-12,447,655.51

Finding the Fourth Proportional to 30,903,523.09, 46,320,022.18 and 12,447,655.51

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Solution

The fourth proportional to 30,903,523.09, 46,320,022.18 and 12,447,655.51 is: 18,657,279.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,903,523.09 : 46,320,022.18 = 12,447,655.51 : x
  2. Step 2: Convert to fraction form
    30,903,523.09/46,320,022.18 = 12,447,655.51/x
  3. Step 3: Cross multiply
    30,903,523.09x = 46,320,022.18 × 12,447,655.51
  4. Step 4: Simplify right side
    30,903,523.09x = 576,575,679,228,790.62
  5. Step 5: Solve for x
    x = 576,575,679,228,790.62/30,903,523.09
  6. Step 6: Final answer
    x = 18,657,279.87

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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.