Home / 30,436,851.27-42,001,729.05-16,497,907.10

Finding the Fourth Proportional to 30,436,851.27, 42,001,729.05 and 16,497,907.10

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Solution

The fourth proportional to 30,436,851.27, 42,001,729.05 and 16,497,907.10 is: 22,766,501.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,436,851.27 : 42,001,729.05 = 16,497,907.10 : x
  2. Step 2: Convert to fraction form
    30,436,851.27/42,001,729.05 = 16,497,907.10/x
  3. Step 3: Cross multiply
    30,436,851.27x = 42,001,729.05 × 16,497,907.10
  4. Step 4: Simplify right side
    30,436,851.27x = 692,940,623,696,262.62
  5. Step 5: Solve for x
    x = 692,940,623,696,262.62/30,436,851.27
  6. Step 6: Final answer
    x = 22,766,501.62

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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.