Home / 30,412,365.47-41,968,716.86-16,473,457.79

Finding the Fourth Proportional to 30,412,365.47, 41,968,716.86 and 16,473,457.79

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Solution

The fourth proportional to 30,412,365.47, 41,968,716.86 and 16,473,457.79 is: 22,733,183.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,412,365.47 : 41,968,716.86 = 16,473,457.79 : x
  2. Step 2: Convert to fraction form
    30,412,365.47/41,968,716.86 = 16,473,457.79/x
  3. Step 3: Cross multiply
    30,412,365.47x = 41,968,716.86 × 16,473,457.79
  4. Step 4: Simplify right side
    30,412,365.47x = 691,369,885,589,731
  5. Step 5: Solve for x
    x = 691,369,885,589,731/30,412,365.47
  6. Step 6: Final answer
    x = 22,733,183.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.