Home / 30,946,857.84-42,707,624.41-17,007,959.30

Finding the Fourth Proportional to 30,946,857.84, 42,707,624.41 and 17,007,959.30

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Solution

The fourth proportional to 30,946,857.84, 42,707,624.41 and 17,007,959.30 is: 23,471,511.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,946,857.84 : 42,707,624.41 = 17,007,959.30 : x
  2. Step 2: Convert to fraction form
    30,946,857.84/42,707,624.41 = 17,007,959.30/x
  3. Step 3: Cross multiply
    30,946,857.84x = 42,707,624.41 × 17,007,959.30
  4. Step 4: Simplify right side
    30,946,857.84x = 726,369,537,679,926.75
  5. Step 5: Solve for x
    x = 726,369,537,679,926.75/30,946,857.84
  6. Step 6: Final answer
    x = 23,471,511.76

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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.