Home / 68,677,230.90-103,015,846.35-17,556,543.30

Finding the Fourth Proportional to 68,677,230.90, 103,015,846.35 and 17,556,543.30

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Solution

The fourth proportional to 68,677,230.90, 103,015,846.35 and 17,556,543.30 is: 26,334,814.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,677,230.90 : 103,015,846.35 = 17,556,543.30 : x
  2. Step 2: Convert to fraction form
    68,677,230.90/103,015,846.35 = 17,556,543.30/x
  3. Step 3: Cross multiply
    68,677,230.90x = 103,015,846.35 × 17,556,543.30
  4. Step 4: Simplify right side
    68,677,230.90x = 1,808,602,167,029,922
  5. Step 5: Solve for x
    x = 1,808,602,167,029,922/68,677,230.90
  6. Step 6: Final answer
    x = 26,334,814.95

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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.