Home / 30,974,954.27-42,746,472.51-17,036,897.09

Finding the Fourth Proportional to 30,974,954.27, 42,746,472.51 and 17,036,897.09

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Solution

The fourth proportional to 30,974,954.27, 42,746,472.51 and 17,036,897.09 is: 23,511,487.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,974,954.27 : 42,746,472.51 = 17,036,897.09 : x
  2. Step 2: Convert to fraction form
    30,974,954.27/42,746,472.51 = 17,036,897.09/x
  3. Step 3: Cross multiply
    30,974,954.27x = 42,746,472.51 × 17,036,897.09
  4. Step 4: Simplify right side
    30,974,954.27x = 728,267,253,113,384
  5. Step 5: Solve for x
    x = 728,267,253,113,384/30,974,954.27
  6. Step 6: Final answer
    x = 23,511,487.60

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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.