Home / 12,657,370.43-17,466,761.18-7,075,468.46

Finding the Fourth Proportional to 12,657,370.43, 17,466,761.18 and 7,075,468.46

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Solution

The fourth proportional to 12,657,370.43, 17,466,761.18 and 7,075,468.46 is: 9,763,917.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,657,370.43 : 17,466,761.18 = 7,075,468.46 : x
  2. Step 2: Convert to fraction form
    12,657,370.43/17,466,761.18 = 7,075,468.46/x
  3. Step 3: Cross multiply
    12,657,370.43x = 17,466,761.18 × 7,075,468.46
  4. Step 4: Simplify right side
    12,657,370.43x = 123,585,517,848,998.45
  5. Step 5: Solve for x
    x = 123,585,517,848,998.45/12,657,370.43
  6. Step 6: Final answer
    x = 9,763,917.28

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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.