Home / 30,884,045.31-42,619,852.62-17,133,009.44

Finding the Fourth Proportional to 30,884,045.31, 42,619,852.62 and 17,133,009.44

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Solution

The fourth proportional to 30,884,045.31, 42,619,852.62 and 17,133,009.44 is: 23,643,480.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,884,045.31 : 42,619,852.62 = 17,133,009.44 : x
  2. Step 2: Convert to fraction form
    30,884,045.31/42,619,852.62 = 17,133,009.44/x
  3. Step 3: Cross multiply
    30,884,045.31x = 42,619,852.62 × 17,133,009.44
  4. Step 4: Simplify right side
    30,884,045.31x = 730,206,337,056,769.38
  5. Step 5: Solve for x
    x = 730,206,337,056,769.38/30,884,045.31
  6. Step 6: Final answer
    x = 23,643,480.95

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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.