Home / 30,965,167.74-42,733,389.99-17,214,361.50

Finding the Fourth Proportional to 30,965,167.74, 42,733,389.99 and 17,214,361.50

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Solution

The fourth proportional to 30,965,167.74, 42,733,389.99 and 17,214,361.50 is: 23,756,629.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,965,167.74 : 42,733,389.99 = 17,214,361.50 : x
  2. Step 2: Convert to fraction form
    30,965,167.74/42,733,389.99 = 17,214,361.50/x
  3. Step 3: Cross multiply
    30,965,167.74x = 42,733,389.99 × 17,214,361.50
  4. Step 4: Simplify right side
    30,965,167.74x = 735,628,023,408,341.38
  5. Step 5: Solve for x
    x = 735,628,023,408,341.38/30,965,167.74
  6. Step 6: Final answer
    x = 23,756,629.69

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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.