Home / 11,808,615.40-17,712,923.10-10,315,623.40

Finding the Fourth Proportional to 11,808,615.40, 17,712,923.10 and 10,315,623.40

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Solution

The fourth proportional to 11,808,615.40, 17,712,923.10 and 10,315,623.40 is: 15,473,435.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,808,615.40 : 17,712,923.10 = 10,315,623.40 : x
  2. Step 2: Convert to fraction form
    11,808,615.40/17,712,923.10 = 10,315,623.40/x
  3. Step 3: Cross multiply
    11,808,615.40x = 17,712,923.10 × 10,315,623.40
  4. Step 4: Simplify right side
    11,808,615.40x = 182,719,844,012,760.56
  5. Step 5: Solve for x
    x = 182,719,844,012,760.56/11,808,615.40
  6. Step 6: Final answer
    x = 15,473,435.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.