Home / 11,071,712.20-16,607,568.30-9,308,115.40

Finding the Fourth Proportional to 11,071,712.20, 16,607,568.30 and 9,308,115.40

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Solution

The fourth proportional to 11,071,712.20, 16,607,568.30 and 9,308,115.40 is: 13,962,173.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,071,712.20 : 16,607,568.30 = 9,308,115.40 : x
  2. Step 2: Convert to fraction form
    11,071,712.20/16,607,568.30 = 9,308,115.40/x
  3. Step 3: Cross multiply
    11,071,712.20x = 16,607,568.30 × 9,308,115.40
  4. Step 4: Simplify right side
    11,071,712.20x = 154,585,162,249,781.84
  5. Step 5: Solve for x
    x = 154,585,162,249,781.84/11,071,712.20
  6. Step 6: Final answer
    x = 13,962,173.10

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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.