Home / 31,136,766.45-42,968,481.17-17,007,964.59

Finding the Fourth Proportional to 31,136,766.45, 42,968,481.17 and 17,007,964.59

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Solution

The fourth proportional to 31,136,766.45, 42,968,481.17 and 17,007,964.59 is: 23,470,851.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,136,766.45 : 42,968,481.17 = 17,007,964.59 : x
  2. Step 2: Convert to fraction form
    31,136,766.45/42,968,481.17 = 17,007,964.59/x
  3. Step 3: Cross multiply
    31,136,766.45x = 42,968,481.17 × 17,007,964.59
  4. Step 4: Simplify right side
    31,136,766.45x = 730,806,406,225,441.75
  5. Step 5: Solve for x
    x = 730,806,406,225,441.75/31,136,766.45
  6. Step 6: Final answer
    x = 23,470,851.01

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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.