Home / 13,104,923.76-18,084,884.58-7,304,079.24

Finding the Fourth Proportional to 13,104,923.76, 18,084,884.58 and 7,304,079.24

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Solution

The fourth proportional to 13,104,923.76, 18,084,884.58 and 7,304,079.24 is: 10,079,679.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,104,923.76 : 18,084,884.58 = 7,304,079.24 : x
  2. Step 2: Convert to fraction form
    13,104,923.76/18,084,884.58 = 7,304,079.24/x
  3. Step 3: Cross multiply
    13,104,923.76x = 18,084,884.58 × 7,304,079.24
  4. Step 4: Simplify right side
    13,104,923.76x = 132,093,430,018,574.11
  5. Step 5: Solve for x
    x = 132,093,430,018,574.11/13,104,923.76
  6. Step 6: Final answer
    x = 10,079,679.40

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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.