Home / 31,282,396.63-43,172,263.82-17,348,115.67

Finding the Fourth Proportional to 31,282,396.63, 43,172,263.82 and 17,348,115.67

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Solution

The fourth proportional to 31,282,396.63, 43,172,263.82 and 17,348,115.67 is: 23,941,817.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,282,396.63 : 43,172,263.82 = 17,348,115.67 : x
  2. Step 2: Convert to fraction form
    31,282,396.63/43,172,263.82 = 17,348,115.67/x
  3. Step 3: Cross multiply
    31,282,396.63x = 43,172,263.82 × 17,348,115.67
  4. Step 4: Simplify right side
    31,282,396.63x = 748,957,426,485,116.12
  5. Step 5: Solve for x
    x = 748,957,426,485,116.12/31,282,396.63
  6. Step 6: Final answer
    x = 23,941,817.35

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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.