Home / 31,280,361.84-43,169,457.44-17,346,087.81

Finding the Fourth Proportional to 31,280,361.84, 43,169,457.44 and 17,346,087.81

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Solution

The fourth proportional to 31,280,361.84, 43,169,457.44 and 17,346,087.81 is: 23,939,019.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,280,361.84 : 43,169,457.44 = 17,346,087.81 : x
  2. Step 2: Convert to fraction form
    31,280,361.84/43,169,457.44 = 17,346,087.81/x
  3. Step 3: Cross multiply
    31,280,361.84x = 43,169,457.44 × 17,346,087.81
  4. Step 4: Simplify right side
    31,280,361.84x = 748,821,199,507,663
  5. Step 5: Solve for x
    x = 748,821,199,507,663/31,280,361.84
  6. Step 6: Final answer
    x = 23,939,019.74

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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.