Home / 43,673,465.61-65,507,836.46-13,381,416.09

Finding the Fourth Proportional to 43,673,465.61, 65,507,836.46 and 13,381,416.09

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Solution

The fourth proportional to 43,673,465.61, 65,507,836.46 and 13,381,416.09 is: 20,071,400.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,673,465.61 : 65,507,836.46 = 13,381,416.09 : x
  2. Step 2: Convert to fraction form
    43,673,465.61/65,507,836.46 = 13,381,416.09/x
  3. Step 3: Cross multiply
    43,673,465.61x = 65,507,836.46 × 13,381,416.09
  4. Step 4: Simplify right side
    43,673,465.61x = 876,587,616,760,025.50
  5. Step 5: Solve for x
    x = 876,587,616,760,025.50/43,673,465.61
  6. Step 6: Final answer
    x = 20,071,400.44

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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.