Home / 43,673,467.11-65,507,838.71-13,381,417.59

Finding the Fourth Proportional to 43,673,467.11, 65,507,838.71 and 13,381,417.59

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Solution

The fourth proportional to 43,673,467.11, 65,507,838.71 and 13,381,417.59 is: 20,071,402.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,673,467.11 : 65,507,838.71 = 13,381,417.59 : x
  2. Step 2: Convert to fraction form
    43,673,467.11/65,507,838.71 = 13,381,417.59/x
  3. Step 3: Cross multiply
    43,673,467.11x = 65,507,838.71 × 13,381,417.59
  4. Step 4: Simplify right side
    43,673,467.11x = 876,587,745,129,969.75
  5. Step 5: Solve for x
    x = 876,587,745,129,969.75/43,673,467.11
  6. Step 6: Final answer
    x = 20,071,402.69

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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.