Home / 13,017,626.37-17,963,637.80-7,434,775.31

Finding the Fourth Proportional to 13,017,626.37, 17,963,637.80 and 7,434,775.31

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Solution

The fourth proportional to 13,017,626.37, 17,963,637.80 and 7,434,775.31 is: 10,259,597.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,017,626.37 : 17,963,637.80 = 7,434,775.31 : x
  2. Step 2: Convert to fraction form
    13,017,626.37/17,963,637.80 = 7,434,775.31/x
  3. Step 3: Cross multiply
    13,017,626.37x = 17,963,637.80 × 7,434,775.31
  4. Step 4: Simplify right side
    13,017,626.37x = 133,555,610,666,230.66
  5. Step 5: Solve for x
    x = 133,555,610,666,230.66/13,017,626.37
  6. Step 6: Final answer
    x = 10,259,597.78

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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.