Home / 13,100,957.56-18,079,393.14-7,597,595.36

Finding the Fourth Proportional to 13,100,957.56, 18,079,393.14 and 7,597,595.36

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Solution

The fourth proportional to 13,100,957.56, 18,079,393.14 and 7,597,595.36 is: 10,484,723.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,100,957.56 : 18,079,393.14 = 7,597,595.36 : x
  2. Step 2: Convert to fraction form
    13,100,957.56/18,079,393.14 = 7,597,595.36/x
  3. Step 3: Cross multiply
    13,100,957.56x = 18,079,393.14 × 7,597,595.36
  4. Step 4: Simplify right side
    13,100,957.56x = 137,359,913,477,278.31
  5. Step 5: Solve for x
    x = 137,359,913,477,278.31/13,100,957.56
  6. Step 6: Final answer
    x = 10,484,723.18

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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.