Home / 30,774,539.70-42,465,164.85-17,726,042.34

Finding the Fourth Proportional to 30,774,539.70, 42,465,164.85 and 17,726,042.34

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Solution

The fourth proportional to 30,774,539.70, 42,465,164.85 and 17,726,042.34 is: 24,459,807.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,774,539.70 : 42,465,164.85 = 17,726,042.34 : x
  2. Step 2: Convert to fraction form
    30,774,539.70/42,465,164.85 = 17,726,042.34/x
  3. Step 3: Cross multiply
    30,774,539.70x = 42,465,164.85 × 17,726,042.34
  4. Step 4: Simplify right side
    30,774,539.70x = 752,739,310,106,179.75
  5. Step 5: Solve for x
    x = 752,739,310,106,179.75/30,774,539.70
  6. Step 6: Final answer
    x = 24,459,807.28

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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.