Home / 12,335,020.21-17,022,462.57-6,828,487.05

Finding the Fourth Proportional to 12,335,020.21, 17,022,462.57 and 6,828,487.05

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Solution

The fourth proportional to 12,335,020.21, 17,022,462.57 and 6,828,487.05 is: 9,423,386.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,335,020.21 : 17,022,462.57 = 6,828,487.05 : x
  2. Step 2: Convert to fraction form
    12,335,020.21/17,022,462.57 = 6,828,487.05/x
  3. Step 3: Cross multiply
    12,335,020.21x = 17,022,462.57 × 6,828,487.05
  4. Step 4: Simplify right side
    12,335,020.21x = 116,237,665,218,354.72
  5. Step 5: Solve for x
    x = 116,237,665,218,354.72/12,335,020.21
  6. Step 6: Final answer
    x = 9,423,386.69

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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.