Home / 30,884,405.32-42,620,529.54-17,133,369.58

Finding the Fourth Proportional to 30,884,405.32, 42,620,529.54 and 17,133,369.58

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Solution

The fourth proportional to 30,884,405.32, 42,620,529.54 and 17,133,369.58 is: 23,644,077.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,884,405.32 : 42,620,529.54 = 17,133,369.58 : x
  2. Step 2: Convert to fraction form
    30,884,405.32/42,620,529.54 = 17,133,369.58/x
  3. Step 3: Cross multiply
    30,884,405.32x = 42,620,529.54 × 17,133,369.58
  4. Step 4: Simplify right side
    30,884,405.32x = 730,233,284,304,127.25
  5. Step 5: Solve for x
    x = 730,233,284,304,127.25/30,884,405.32
  6. Step 6: Final answer
    x = 23,644,077.87

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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.