Home / 16,507,330.92-22,780,828.13-9,165,165.05

Finding the Fourth Proportional to 16,507,330.92, 22,780,828.13 and 9,165,165.05

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Solution

The fourth proportional to 16,507,330.92, 22,780,828.13 and 9,165,165.05 is: 12,648,322.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,507,330.92 : 22,780,828.13 = 9,165,165.05 : x
  2. Step 2: Convert to fraction form
    16,507,330.92/22,780,828.13 = 9,165,165.05/x
  3. Step 3: Cross multiply
    16,507,330.92x = 22,780,828.13 × 9,165,165.05
  4. Step 4: Simplify right side
    16,507,330.92x = 208,790,049,627,402.88
  5. Step 5: Solve for x
    x = 208,790,049,627,402.88/16,507,330.92
  6. Step 6: Final answer
    x = 12,648,322.77

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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.