Home / 30,912,360.49-46,368,700.62-18,123,897.14

Finding the Fourth Proportional to 30,912,360.49, 46,368,700.62 and 18,123,897.14

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Solution

The fourth proportional to 30,912,360.49, 46,368,700.62 and 18,123,897.14 is: 27,185,939.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,912,360.49 : 46,368,700.62 = 18,123,897.14 : x
  2. Step 2: Convert to fraction form
    30,912,360.49/46,368,700.62 = 18,123,897.14/x
  3. Step 3: Cross multiply
    30,912,360.49x = 46,368,700.62 × 18,123,897.14
  4. Step 4: Simplify right side
    30,912,360.49x = 840,381,560,229,871.38
  5. Step 5: Solve for x
    x = 840,381,560,229,871.38/30,912,360.49
  6. Step 6: Final answer
    x = 27,185,939.44

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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.