Home / 30,902,047.38-42,646,818.33-17,151,011.64

Finding the Fourth Proportional to 30,902,047.38, 42,646,818.33 and 17,151,011.64

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Solution

The fourth proportional to 30,902,047.38, 42,646,818.33 and 17,151,011.64 is: 23,669,502.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,902,047.38 : 42,646,818.33 = 17,151,011.64 : x
  2. Step 2: Convert to fraction form
    30,902,047.38/42,646,818.33 = 17,151,011.64/x
  3. Step 3: Cross multiply
    30,902,047.38x = 42,646,818.33 × 17,151,011.64
  4. Step 4: Simplify right side
    30,902,047.38x = 731,436,077,586,795.38
  5. Step 5: Solve for x
    x = 731,436,077,586,795.38/30,902,047.38
  6. Step 6: Final answer
    x = 23,669,502.17

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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.